Fasteners
n. 紧固件( fastener的复数形式 ); 结扎者; 钮扣; 拉链
🗣️ 情景例句
My visa is multi-entry; it allows me to exit the country and then re-enter, as ofter as I like.
我的签证是往返签证，我可以随便进出这个国家。
I'm here on business.
我来这里出差。
Walt invented the steam engine.
瓦特发明了蒸汽机。