diff --git a/DrissionPage/config.py b/DrissionPage/config.py
index 5ed4c47..e9de3e5 100644
--- a/DrissionPage/config.py
+++ b/DrissionPage/config.py
@@ -726,14 +726,14 @@ def _session_options_to_dict(options: Union[dict, SessionOptions, None]) -> Unio
 
 
 def _cookie_to_dict(cookie: Cookie) -> dict:
-    # cookie_dict = {'name': cookie.name, 'value': str(cookie.value), 'path': cookie.path, 'domain': cookie.domain}
-
-    # if cookie.expires:
-    #     cookie_dict['expiry'] = cookie.expires
-
-    # return cookie_dict
+    """把Cookie对象转为dict格式"""
     if isinstance(cookie, Cookie):
-        return cookie.__dict__
+        # return cookie.__dict__
+        cookie_dict = {'name': cookie.name, 'value': str(cookie.value), 'path': cookie.path, 'domain': cookie.domain}
+
+        if cookie.expires:
+            cookie_dict['expiry'] = cookie.expires
+
     elif isinstance(cookie, dict):
         return cookie
     else:
diff --git a/DrissionPage/drission.py b/DrissionPage/drission.py
index 9d06d60..61cbdd3 100644
--- a/DrissionPage/drission.py
+++ b/DrissionPage/drission.py
@@ -162,7 +162,7 @@ class Drission(object):
         if isinstance(cookies, (list, tuple, RequestsCookieJar)):
             cookies = tuple(_cookie_to_dict(cookie) for cookie in cookies)
         elif isinstance(cookies, str):
-            cookies = tuple(dict([cookie.split("=", 1)]) for cookie in cookies.split("; "))
+            cookies = tuple(dict([cookie.lstrip().split("=", 1)]) for cookie in cookies.split(";"))
         elif isinstance(cookies, dict):
             cookies = tuple({'name': cookie, 'value': cookies[cookie]} for cookie in cookies)
         else:
@@ -176,10 +176,16 @@ class Drission(object):
             if set_driver:
                 self.driver.add_cookie(cookie)
 
-    def add_a_cookie(self):
+    def add_a_cookie(self,
+                     cookie: str,
+                     set_session: bool = False,
+                     set_driver: bool = False):
         pass
 
-    def remove_a_cookie(self):
+    def remove_a_cookie(self,
+                        name: str,
+                        set_session: bool = False,
+                        set_driver: bool = False):
         pass
 
     def clear_cookies(self):