Pentachloride
五氯化物
🗣️ 情景例句
Protein, vitamins.
蛋白质， 维他命。
You must get used to getting up early.
你必须习惯于早起。
It is almost always due to some very special circumstances that traces of land animals survive,
几乎总是由于某些特殊的条件，陆地动物的遗体才被存下来，