Rotenoid
鱼藤酮类
🗣️ 情景例句
The selection here is very large, it may be difficult to choose.
这里有很多式样可以选，可能很难决定。
Are you clear in your own mind what you ought to do.
你自己是否清楚该做什么？
That's what you think!
那才是你脑子里想的！