Polychlorocarbon
[化] 多氯烃; 多氯代烃
🗣️ 情景例句
You'll soon get used to it.
你很快就会习惯的。
There was a big crowd and we had difficulty getting a taxi.
外面有一大群人并我们有很困难招一辆出租车。
I had forgotten all about the snails when Robert suddenly said that I must stay to dinner.
我把蜗牛的事已忘得一干二净，罗伯特突然提出一定要我留下来吃晚饭，这才提醒了我。