Pyrethrin
n. [化]除虫菊酯
🗣️ 情景例句
I'm a foreign student, and I'd like to make some new friends.
我是个外国学生， 我想交几个新朋友。
Would you please tell me the exchange rate for pound sterling into RMB?
请你告诉我英镑兑换人民币的汇率是多少，好吗？
Which language is spoken by the largest number of people in the world?
世界上哪种语言说的人最多？