High-vacuum switching tube
[电] 高真空开关管
🧩 词语组成解析
high
[haɪ]
adj. 高的;高尚的，崇高的;高音调的;高级的，高等的;
adv. （程度等）高地;高价地;奢侈地;
n. 高处，高位;[气象学]高气压;高压地带;高水平;
[计] 交换\\n[经] 转换, 调换, 调头
🗣️ 情景例句
We're on the fifth floor.
我们在五楼。
I'll pretend like it's not ringing.
且当它闹钟没有响吧。
If you want to send a letter to an office abroad that is in a different time zone, you can send a fax, and it will be received even though the office is not open.
如果你要寄信到不同时区的国外办公室，你可以发个传真，即使办公室不开门，信也会被收到。