diff --git a/README.md b/README.md
index 95b812d5..9a8f7d8b 100644
--- a/README.md
+++ b/README.md
@@ -98,7 +98,7 @@ And here is testset example of typical scenario: get `token` at the beginning, a
             app_version: $app_version
         json:
             sign: ${get_sign($user_agent, $device_sn, $os_platform, $app_version)}
-    extract_binds:
+    extractors:
         - token: content.token
     validators:
         - {"check": "status_code", "comparator": "eq", "expected": 200}
diff --git a/ate/response.py b/ate/response.py
index 0b4c17a9..933ae25b 100644
--- a/ate/response.py
+++ b/ate/response.py
@@ -56,9 +56,9 @@ class ResponseObject(object):
         except AttributeError:
             raise exception.ParseResponseError("failed to extract bind variable in response!")
 
-    def extract_response(self, extract_binds):
+    def extract_response(self, extractors):
         """ extract content from requests.Response
-        @param (list) extract_binds
+        @param (list) extractors
             [
                 {"resp_status_code": "status_code"},
                 {"resp_headers_content_type": "headers.content-type"},
@@ -68,11 +68,11 @@ class ResponseObject(object):
         @return (OrderDict) variable binds ordered dict
         """
         extracted_variables_mapping = OrderedDict()
-        extract_binds_order_dict = utils.convert_to_order_dict(extract_binds)
+        extract_binds_order_dict = utils.convert_to_order_dict(extractors)
 
         for key, field in extract_binds_order_dict.items():
             if not isinstance(field, utils.string_type):
-                raise exception.ParamsError("invalid extract_binds in testcase extract_binds!")
+                raise exception.ParamsError("invalid extractors in testcase!")
 
             extracted_variables_mapping[key] = self.extract_field(field)
 
diff --git a/ate/runner.py b/ate/runner.py
index a19a5a44..bd44e62f 100644
--- a/ate/runner.py
+++ b/ate/runner.py
@@ -84,7 +84,7 @@ class Runner(object):
                     },
                     "body": '{"name": "user", "password": "123456"}'
                 },
-                "extract_binds": [], # optional
+                "extractors": [], # optional
                 "validators": [],    # optional
                 "setup": [],         # optional
                 "teardown": []       # optional
@@ -100,7 +100,9 @@ class Runner(object):
             raise exception.ParamsError("URL or METHOD missed!")
 
         run_times = int(testcase.get("times", 1))
-        extract_binds = testcase.get("extract_binds", [])
+        extractors = testcase.get("extractors") \
+            or testcase.get("extractor") \
+            or testcase.get("extract_binds", [])
         validators = testcase.get("validators", [])
         setup_actions = testcase.get("setup", [])
         teardown_actions = testcase.get("teardown", [])
@@ -115,7 +117,7 @@ class Runner(object):
             resp = self.http_client_session.request(url=url, method=method, **parsed_request)
             resp_obj = response.ResponseObject(resp)
 
-            extracted_variables_mapping = resp_obj.extract_response(extract_binds)
+            extracted_variables_mapping = resp_obj.extract_response(extractors)
             self.context.bind_variables(extracted_variables_mapping, level="testset")
 
             resp_obj.validate(validators, self.context.get_testcase_variables_mapping())
@@ -142,7 +144,7 @@ class Runner(object):
                             "name": "testcase description",
                             "variable_binds": [], # optional, override
                             "request": {},
-                            "extract_binds": {},  # optional
+                            "extractors": {},  # optional
                             "validators": {}      # optional
                         },
                         testcase12
diff --git a/docs/extraction-and-validation.md b/docs/extraction-and-validation.md
index 798ed9c4..0cb76fc0 100644
--- a/docs/extraction-and-validation.md
+++ b/docs/extraction-and-validation.md
@@ -24,7 +24,7 @@ Suppose we get the following HTTP response.
 }
 ```
 
-In `extract_binds` and `validators`, we can do chain operation to extract data field in HTTP response.
+In `extractors` and `validators`, we can do chain operation to extract data field in HTTP response.
 
 For instance, if we want to get `Content-Type` in response headers, then we can specify `headers.content-type`; if we want to get `first_name` in response content, we can specify `content.person.name.first_name`.
 
@@ -46,7 +46,7 @@ content.person.cities.1
 ```
 
 ```yaml
-extract_binds:
+extractors:
     - content_type: headers.content-type
     - first_name: content.person.name.first_name
 validators:
diff --git a/docs/quickstart.md b/docs/quickstart.md
index 59f58cd2..500e7496 100644
--- a/docs/quickstart.md
+++ b/docs/quickstart.md
@@ -120,7 +120,7 @@ To fix this problem, we should correlate `token` field in the second API test ca
             app_version: 2.8.6
         json:
             sign: 19067cf712265eb5426db8d3664026c1ccea02b9
-    extract_binds:
+    extractors:
         - token: content.token
     validators:
         - {"check": "status_code", "comparator": "eq", "expected": 200}
@@ -142,7 +142,7 @@ To fix this problem, we should correlate `token` field in the second API test ca
         - {"check": "content.success", "comparator": "eq", "expected": true}
 ```
 
-As you see, the `token` field is no longer hardcoded, instead it is extracted from the first API request with `extract_binds` mechanism. In the meanwhile, it is assigned to `token` variable, which can be referenced by the subsequent API requests.
+As you see, the `token` field is no longer hardcoded, instead it is extracted from the first API request with `extractors` mechanism. In the meanwhile, it is assigned to `token` variable, which can be referenced by the subsequent API requests.
 
 Now we save the test cases to [`quickstart-demo-rev-1.yml`][quickstart-demo-rev-1] and rerun it, and we will find that both API requests to be successful.
 
@@ -202,7 +202,7 @@ And then, we can revise our demo test case and reference the functions. Suppose
             app_version: $app_version
         json:
             sign: ${get_sign($user_agent, $device_sn, $os_platform, $app_version)}
-    extract_binds:
+    extractors:
         - token: content.token
     validators:
         - {"check": "status_code", "comparator": "eq", "expected": 200}
@@ -266,7 +266,7 @@ To handle this case, overall `config` block is supported in `ApiTestEngine`. If
             app_version: $app_version
         json:
             sign: ${get_sign($user_agent, $device_sn, $os_platform, $app_version)}
-    extract_binds:
+    extractors:
         - token: content.token
     validators:
         - {"check": "status_code", "comparator": "eq", "expected": 200}
diff --git a/examples/quickstart-demo-rev-1.yml b/examples/quickstart-demo-rev-1.yml
index 017a2015..d203cf8a 100644
--- a/examples/quickstart-demo-rev-1.yml
+++ b/examples/quickstart-demo-rev-1.yml
@@ -10,7 +10,7 @@
             app_version: 2.8.6
         json:
             sign: 19067cf712265eb5426db8d3664026c1ccea02b9
-    extract_binds:
+    extractors:
         - token: content.token
     validators:
         - {"check": "status_code", "comparator": "eq", "expected": 200}
diff --git a/examples/quickstart-demo-rev-2.yml b/examples/quickstart-demo-rev-2.yml
index 100bf942..540a4ad3 100644
--- a/examples/quickstart-demo-rev-2.yml
+++ b/examples/quickstart-demo-rev-2.yml
@@ -15,7 +15,7 @@
             app_version: $app_version
         json:
             sign: ${get_sign($user_agent, $device_sn, $os_platform, $app_version)}
-    extract_binds:
+    extractors:
         - token: content.token
     validators:
         - {"check": "status_code", "comparator": "eq", "expected": 200}
diff --git a/examples/quickstart-demo-rev-3.yml b/examples/quickstart-demo-rev-3.yml
index 30064ed5..44c3bbbf 100644
--- a/examples/quickstart-demo-rev-3.yml
+++ b/examples/quickstart-demo-rev-3.yml
@@ -22,7 +22,7 @@
             app_version: $app_version
         json:
             sign: ${get_sign($user_agent, $device_sn, $os_platform, $app_version)}
-    extract_binds:
+    extractors:
         - token: content.token
     validators:
         - {"check": "status_code", "comparator": "eq", "expected": 200}
diff --git a/tests/data/demo_testset_hardcode.json b/tests/data/demo_testset_hardcode.json
index 75c84f28..bd154933 100644
--- a/tests/data/demo_testset_hardcode.json
+++ b/tests/data/demo_testset_hardcode.json
@@ -16,7 +16,7 @@
                     "sign": "f1219719911caae89ccc301679857ebfda115ca2"
                 }
             },
-            "extract_binds": [
+            "extractors": [
                 {
                     "token": "content.token"
                 }
diff --git a/tests/data/demo_testset_hardcode.yml b/tests/data/demo_testset_hardcode.yml
index 204fab59..2b112e36 100644
--- a/tests/data/demo_testset_hardcode.yml
+++ b/tests/data/demo_testset_hardcode.yml
@@ -11,7 +11,7 @@
             app_version: '2.8.6'
         json:
             sign: f1219719911caae89ccc301679857ebfda115ca2
-    extract_binds:
+    extractors:
         - token: content.token
     validators:
         - {"check": "status_code", "comparator": "eq", "expected": 200}
diff --git a/tests/data/demo_testset_layer.yml b/tests/data/demo_testset_layer.yml
index f47a31cf..ba22272f 100644
--- a/tests/data/demo_testset_layer.yml
+++ b/tests/data/demo_testset_layer.yml
@@ -16,7 +16,7 @@
 - test:
     name: get token
     api: get_token($user_agent, $device_sn, $os_platform, $app_version)
-    extract_binds:
+    extractors:
         - token: content.token
 
 - test:
diff --git a/tests/data/demo_testset_template_import_functions.yml b/tests/data/demo_testset_template_import_functions.yml
index 6531a497..28ffdbb7 100644
--- a/tests/data/demo_testset_template_import_functions.yml
+++ b/tests/data/demo_testset_template_import_functions.yml
@@ -25,7 +25,7 @@
             app_version: $app_version
         json:
             sign: ${get_sign($user_agent, $device_sn, $os_platform, $app_version)}
-    extract_binds:
+    extractors:
         - token: content.token
     validators:
         - {"check": "status_code", "comparator": "eq", "expected": 200}
diff --git a/tests/data/demo_testset_template_lambda_functions.yml b/tests/data/demo_testset_template_lambda_functions.yml
index df2e98aa..26d5eecf 100644
--- a/tests/data/demo_testset_template_lambda_functions.yml
+++ b/tests/data/demo_testset_template_lambda_functions.yml
@@ -35,7 +35,7 @@
             app_version: $app_version
         json:
             sign: ${get_sign_lambda($user_agent, $device_sn, $os_platform, $app_version)}
-    extract_binds:
+    extractors:
         - token: content.token
     validators:
         - {"check": "status_code", "comparator": "eq", "expected": 200}
diff --git a/tests/data/demo_testset_variables.yml b/tests/data/demo_testset_variables.yml
index 7a62e6ab..98dd3d16 100644
--- a/tests/data/demo_testset_variables.yml
+++ b/tests/data/demo_testset_variables.yml
@@ -26,7 +26,7 @@
             app_version: $app_version
         json:
             sign: $sign
-    extract_binds:
+    extractors:
         - token: content.token
     validators:
         - {"check": "status_code", "comparator": "eq", "expected": 200}
diff --git a/tests/test_runner.py b/tests/test_runner.py
index dc8495eb..9996d25a 100644
--- a/tests/test_runner.py
+++ b/tests/test_runner.py
@@ -53,7 +53,7 @@ class TestRunner(ApiServerUnittest):
                     "sign": "f1219719911caae89ccc301679857ebfda115ca2"
                 }
             },
-            "extract_binds": [
+            "extractors": [
                 {"token": "content.token"}
             ],
             "validators": [