Epuivalent conductace
[机] 当量电导
🗣️ 情景例句
But it is not polite to ask older people their age.
但问老人的年龄是不礼貌的。
No. Forget about it. It's not important.
哪儿的话，别提这件事了，那不算什么。
Do we have to wear the helmets?
我们得戴上防护帽吗？