Polyepoxide
聚环氧化物
🗣️ 情景例句
There's no truth in it.
没有一丝一毫是真的。
I've had this cough for a week now.
我这样咳嗽已经一周了。
' If you receive a request like this, you cannot fail to obey it!
”如果你收到这样的恳求，你是不会不遵照执行的！