Vacuum switch
[化] 真空开关
🧩 词语组成解析
switch
[swɪtʃ]
n. 开关;转换，转换器;软鞭子;[信]接线台;
vt.& vi. 转变，改变;转换;关闭电流;鞭打;
vt. 转换;挥动（棍棒、鞭子等）;迅速转动;鞭打;
vi. 交换;调换;
🗣️ 情景例句
There's no end to the paperwork I have on my desk.
我桌上的工作永远没个完。
Who knows most speaks (or says) least.
大巧若拙。
When the article arrived, the editor read the first sentence and then refuse to publish it.
稿子寄来后，编辑看第一句话就拒绝予以发表。