Pech
[医][=Polyepichlorohydrin]聚表氯醇
🗣️ 情景例句
How was it?
怎么样？
What's your name?
你叫什么名字？
The airport was built years ago, but for some reason it could not be used then.
机场是许多年前建的，但由于某种原因当时未能启用。