diff --git a/src/Core/Coroutine/GoWaitGroup.php b/src/Core/Coroutine/GoWaitGroup.php
index b3355e80..5cbae76b 100644
--- a/src/Core/Coroutine/GoWaitGroup.php
+++ b/src/Core/Coroutine/GoWaitGroup.php
@@ -96,10 +96,10 @@ public function goApp(\Closure $callBack, ...$params)
      *   var_dump($result);
      *
      * @param array $callBacks
-     * @param float $timeOut
+     * @param float $maxTimeOut
      * @return array
      */
-    public static function batchParallelRunWait(array $callBacks, float $timeOut = 3.0): array
+    public static function batchParallelRunWait(array $callBacks, float $maxTimeOut = 3.0): array
     {
         $goWait = new static();
         foreach ($callBacks as $key => $callBack) {
@@ -115,7 +115,7 @@ public static function batchParallelRunWait(array $callBacks, float $timeOut = 3
                 }
             });
         }
-        $result = $goWait->wait($timeOut);
+        $result = $goWait->wait($maxTimeOut);
         return $result;
     }
 
diff --git a/src/Core/Coroutine/Parallel.php b/src/Core/Coroutine/Parallel.php
index 19d9006b..8b50bd14 100644
--- a/src/Core/Coroutine/Parallel.php
+++ b/src/Core/Coroutine/Parallel.php
@@ -73,10 +73,10 @@ public function add(callable $callable, string $key = null)
     /**
      * runWait 并发后等待结果返回
      *
-     * @param float $timeOut
+     * @param float $maxTimeOut
      * @return array
      */
-    public function runWait(float $timeOut = 5.0)
+    public function runWait(float $maxTimeOut = 5.0)
     {
         if (empty($this->callbacks)) {
             return [];
@@ -96,7 +96,7 @@ public function runWait(float $timeOut = 5.0)
             }
 
             if ($items) {
-                $res = GoWaitGroup::batchParallelRunWait($items, $timeOut);
+                $res = GoWaitGroup::batchParallelRunWait($items, $maxTimeOut);
             }
 
             $result = array_merge($result, $res ?? []);
@@ -106,9 +106,9 @@ public function runWait(float $timeOut = 5.0)
     }
 
     /**
-     * 并发限制协程数量闭包处理
+     * 并发限制协程数量闭包处理,无需等待结果返回
      *
-     * @param int $concurrent 限制的并发协程数量
+     * @param int $concurrent 限制的每批并发协程数量,防止瞬间产生大量的协程拖垮下游服务或者DB
      * @param array $list 数组
      * @param \Closure $handleFn 回调处理
      * @param float $sleepTime