Locknut
n. 防松螺母
🗣️ 情景例句
That's important for us.
这对我们很重要。
Whatever it is, I need this computer to work.
不管是什么问题，我要求把这台计算机修好。
I did not know the way to my hotel, so I asked a porter.
我不知道去饭店的路该怎么走，于是向一个搬运工打听。