Lockwasher
锁紧垫圈; 弹簧垫圈; 止动垫圈
🗣️ 情景例句
We'll get you home.
我们会送你回家的。
Would you mind mailing this letter for me?
你能替我寄这封信吗？
Had it not been for the alarm clock she wouldn't have been late.
如果不是因为闹钟不响的话，她就不会迟到了。