Fluorochemical
[机] 氟化物
🗣️ 情景例句
if, and I repeat,
只要， 我重复一遍，
If you attend the formal dancing party, what would you wear?
如果你参加隆重的舞会，你会穿什么衣服？
Triple gun-decks mounted sixty-four bronze cannon.
三层的火炮甲板上装着64门青铜加农炮，