Phosvel
对溴磷
🗣️ 情景例句
Mr. O'Neill was so impressed with your work O'Neill
先生被你的作品深深打动
I worked as an intern in that firm last summer.
去年夏天我在那家商行实习。
What was the population of the more developed countries in 1950?
1950年较发达国家的人口是多少？