Dinitrochlorobenzol
二硝基氯苯
🗣️ 情景例句
I have worked hard at my major subject.
我对主修课特别用功。
Look! Lightening has struck the tree and it's on fire.
瞧！闪电划下来，引燃了树木。
She asked me to speak more loudly. The line was bad.
她告诉我要说大声一些。线路很糟。