之后，通知停止秒表并查询与指定操作对应的性能统计对象。

After this, it stops the stop watch and looks up a performance-statistics object that corresponds to the given operation.

youdao

之后，通知停止秒表并查询与指定操作对应的性能统计对象。

After this, it stops the stop watch and looks up a performance-statistics object that corresponds to the given operation.

youdao