Diethylstilbene
己烯雌酚
🗣️ 情景例句
Excuse me. you got a minute?
对不起，能耽误你一分钟吗？
Watch out, it's dangerous.
注意，危险啊！
On the third lap, the Class 3 and Class 1 runners both ran very fast.
在跑第三圈时，3班和1班的运动员都跑得非常快。