Phrethroids
合成除虫菊酸类
🗣️ 情景例句
That's it--show.
就是它 ，show。 ?
What do you call this in English?
这个用英语怎么说？
Letters will cost a little more, but they will certainly travel faster.
这样会稍微多花点钱，但肯定是快得多了。