Unsaturated hydrocarbon
[化] 不饱和烃\\n[医] 不饱和烃
🧩 词语组成解析
a. 没有饱和的, 不饱和的
🗣️ 情景例句
The only-child generation brings about many new social problems.
独生子女一代带来了许多新的社会问题。
What's done can't be undone.
无可挽回。 泼水难收？
When you come to think about it, there are only four ways you can deal with rubbish: dump it, burn it, turn it into something you can use again, attempt to produce less of it.
倾倒、焚烧、把垃圾变成再生材料或试图少产生一些垃圾。