Vacuum diode
[计] 真空二极管
🧩 词语组成解析
diode
['daiəud]
n. 二极管;
🗣️ 情景例句
He's a nice man.
他是个好人。
Can I speak to Mr. Li?
我能请李先生讲话吗？
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。