Fluorodinitrobenzene
氟二硝基苯
🗣️ 情景例句
In order to catch fish, you have to do this.
要钓鱼你就得这样。
The first thing on the agenda is the drop in sales.
在议程上第一件事就是销售额下降了。
In the tree there is a bird.
树上有一只鸟。