diff --git a/LunaTranslator/LunaTranslator/cishu/cishubase.py b/LunaTranslator/LunaTranslator/cishu/cishubase.py
index 4793f1a5..e4f8cb6c 100644
--- a/LunaTranslator/LunaTranslator/cishu/cishubase.py
+++ b/LunaTranslator/LunaTranslator/cishu/cishubase.py
@@ -30,9 +30,8 @@ class cishubase:
             except:
                 self.needinit = True
 
-            if res is None or res == "":
-                return
-            self.callback(res)
+            if res and len(res):
+                self.callback(res)
         except:
             pass
 
diff --git a/LunaTranslator/LunaTranslator/cishu/goo.py b/LunaTranslator/LunaTranslator/cishu/goo.py
index 7907a3ad..c6a97ab0 100644
--- a/LunaTranslator/LunaTranslator/cishu/goo.py
+++ b/LunaTranslator/LunaTranslator/cishu/goo.py
@@ -17,10 +17,10 @@ class goo(cishubase):
         xx = re.sub("<a([\\s\\S]*?)>", "", xx)
 
         xx = re.sub("</a>", "", xx)
-
-        return (
-            '<div  style="text-align: center;"><a target="_blank" href="{}">link</a></div>'.format(
-                url
+        if len(xx):
+            return (
+                '<div  style="text-align: center;"><a target="_blank" href="{}">link</a></div>'.format(
+                    url
+                )
+                + xx
             )
-            + xx
-        )
diff --git a/LunaTranslator/LunaTranslator/cishu/weblio.py b/LunaTranslator/LunaTranslator/cishu/weblio.py
index d49c9a10..d0c070dc 100644
--- a/LunaTranslator/LunaTranslator/cishu/weblio.py
+++ b/LunaTranslator/LunaTranslator/cishu/weblio.py
@@ -25,10 +25,10 @@ class weblio(cishubase):
             _all.append(xx)
 
         join = "<br>".join(_all)
-
-        return (
-            '<div  style="text-align: center;"><a target="_blank" href="{}">link</a></div>'.format(
-                url
+        if len(join):
+            return (
+                '<div  style="text-align: center;"><a target="_blank" href="{}">link</a></div>'.format(
+                    url
+                )
+                + join
             )
-            + join
-        )
diff --git a/LunaTranslator/LunaTranslator/cishu/youdao.py b/LunaTranslator/LunaTranslator/cishu/youdao.py
index 39300d49..2e7dc06c 100644
--- a/LunaTranslator/LunaTranslator/cishu/youdao.py
+++ b/LunaTranslator/LunaTranslator/cishu/youdao.py
@@ -25,11 +25,13 @@ class youdao(cishubase):
             proxies=getproxy(),
         ).text
         fnd = re.findall('<section class="modules"(.*?)>([\\s\\S]*?)</section>', text)
-        return (
-            '<div  style="text-align: center;"><a target="_blank" href="{}">link</a></div><br>'.format(
-                "https://dict.youdao.com/result?word={}&lang={}".format(
-                    quote(word), self.srclang
+
+        if len(fnd[0][1]):
+            return (
+                '<div  style="text-align: center;"><a target="_blank" href="{}">link</a></div><br>'.format(
+                    "https://dict.youdao.com/result?word={}&lang={}".format(
+                        quote(word), self.srclang
+                    )
                 )
+                + fnd[0][1]
             )
-            + fnd[0][1]
-        )