Methanide
[有化] 甲烷化物
🗣️ 情景例句
Collecting matchsticks was fun, until that fateful day one of them caught alight.
收集火柴是一种乐趣，除非一天其中一根火柴不幸燃烧起来。
If the beard were all, the goat might preach.
如果有了需就什么都行，那么山羊也可以说教了。
What kind of problem.
什么样的问题呢？