H attenuetor
[电] 见H network
🗣️ 情景例句
I can't answer that one.
我回答不出那个问题。
I'm good at it.
我做这个很在行。
He can get up for about two hours each day, but you must keep the room warm.
他每天可以起来两个小时，但您必须保持房间温暖。