clear operation的用法和樣例：
例句
- During a cleaning operation unneeded drivers will be deleted from the system.
在清除操作期間不需要的驅動(dòng)從系統將被刪除。 - Using this method gives the target program a chance to prompt the user to save any unsaved data during the cleanup operation.
使用該方法使目標程序有機會(huì )在清除操作中提示用戶(hù)保存任何沒(méi)有保存的數據。
