过去式是 shut,过去分词是shut,例如:
1.The computer system will be shut down over the weekend.
计算机系统周末关闭。
2.They shut down the nuclear reactor for safety reasons.
出于安全原因他们关闭了核反应堆。
过去式是 shut,过去分词是shut,例如:
1.The computer system will be shut down over the weekend.
计算机系统周末关闭。
2.They shut down the nuclear reactor for safety reasons.
出于安全原因他们关闭了核反应堆。