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
I can't wait to take a bite of the pumpernickel.
我简直迫不及待想吃一口黑面包。
But you just got here. Can't you stay a little longer?
不过你刚来呀。不能再呆一会了吗？
What about you?
你呢？