diff --git a/protocol/dubbo/pool.go b/protocol/dubbo/pool.go
index b47c146fe783aba2fc2de7fe5df956da4d6bb7d6..0ab43ede7f1bbee8b7d952ae2e4a210e9850b80a 100644
--- a/protocol/dubbo/pool.go
+++ b/protocol/dubbo/pool.go
@@ -39,7 +39,7 @@ type gettyRPCClient struct {
 	once     sync.Once
 	protocol string
 	addr     string
-	created  int64 // 为0，则说明没有被创建或者被销毁了
+	created  int64 // zero, not create or be destroyed
 
 	pool *gettyRPCClientPool