Dfdt
[医] 二氟二苯三氯乙烷(强烈杀虫剂)
🗣️ 情景例句
Something borrowed.
借的东西。
While waiting for the train I killed time by reading a book.
在等火车的时候我看书来消磨时间。
Pollution is the price we pay for an overpopulated, over industrialized planet.
污染就是我们为这个人口过密，过度工业化的星球所付出的代价。