Manetostrictor
磁致伸縮
??? 情景例句
Are we ever going to finish?
我們這樣談得完嗎？
I must contact my lawyer before I make my final decision.
在做出最后決定之前，我必須先同我的律師聯系一下。
You mustn't come home late.You must be home at half past ten.
你不準回家太晚，你必須在10點半到家。