Polychlorohydrocarbon
多氯代烃
🗣️ 情景例句
Because some of their criticisms are based on misconceptions about our country.
因为他们对我们的一些批评主要是基于对我们国家的误解。
We'll start with an orientation video. It runs about 15 minutes.
我们将从一个电视简报开始，大概放15分钟。
I reflected that there must be a great many local people besides myself who wished to take advantage of this excellent service.
我想除我之外，想利用快车之便的也一定大有人在。