 class="parameter">timeOut</span> (Optional)</dt><dd>类型：<a href="https://docs.microsoft.com/dotnet/api/system.int32" target="_blank">System<span id="LST4BB982E7_2"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST4BB982E7_2?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>Int32</a><br /></dd></dl><h4 class="subHeading">返回值</h4>类型：<a href="https://docs.microsoft.com/dotnet/api/system.threading.tasks.task-1" target="_blank">Task</a><span id="LST4BB982E7_3"></span><script type="text/