Dehydrorotenone
[化] 脱氢鱼藤酮
🗣️ 情景例句
Know what? Aren't you going to tell me?
什么事？你不打算告诉我吗？
I wrote to my uncle last night.I couldn't put it off any longer.
我昨晚给我的叔叔写了信.我不能再推迟寄信了。
My shoes are worn out.
我的鞋穿破了。