Levigation
n. 研粉, 水磨\\n[医] 研碎, 研末(药)
🗣️ 情景例句
I always get nervous in her company.
跟她在一起，我老是紧张。
It is a pay phone .
那是一个付费电话。
What was the population of the less developed countries in 1950?
1950年不太发达国家的人口是多少？