Valve-switching mechanism
[化] 阀转换机构
🧩 词语组成解析
n. 阀;真空管;(管乐器的)活栓;(心脏的)瓣膜;
vt. 装阀于;以活门调节;
n. [生]机制,机能,[乐]机理;(机械)结构,机械装置[作用],(故事的)结构;[艺]手法,技巧,途径;机械作用;
mechan=mechine机械+ism主义 →机械装置
🗣️ 情景例句
He is on another line right now.
他正在接另一个电话。
In college I majored in math, What was your major?
大学时我主修数学,你主修什么呢?
I really think a little exercise would do you good.
我真的觉得做点运动对你有好处。
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