Pentabromoethane
五溴乙烷
🗣️ 情景例句
I have to go out and hand out fliers.
我要出去派传单。
Lovers live by love,as larks live by leeks.
情侣靠爱情生活，正象云雀靠韭葱生活一样。
We aren't able to supply the third ad fifth items.
第三及第五项目，我们没有货供应。