Lockwasher
锁紧垫圈; 弹簧垫圈; 止动垫圈
🗣️ 情景例句
Tom is studying photography at NYU. Tom
正在NYU学摄影。
Method will teach you to win time.
方法可教会你赢得时间。
Your English is incredibble.
我真不敢相信你的英语。