Lockwasher
锁紧垫圈; 弹簧垫圈; 止动垫圈
🗣️ 情景例句
The performance of the stock market can reflect economic conditions.
证券市场的表现能反应经济状况。
How late are you open?
你们营业到多晚？
'It doesn't matter,' I said.'I'll get off here.'
“没关系，”我说，“我就在这儿下吧。”