Hexafluoride
n. 六氟化物
🗣️ 情景例句
It's too hard to explain.
这很难解释清楚。
A cock is valiant on his own dunghill.
夜郎自大。
They decompose and are quickly destroyed by the weather or eaten by some other creature.
因为它们腐败之后很快就被风化掉，或被别的动物吃掉了。