Fluorides
n. [无化] 氟化物, 氰化物（fluoride的复数形式）
🗣️ 情景例句
Thank you very much for a wonderful party.
非常感谢你组织了这么精彩的聚会。
Will you please wash the dishes?
请你洗洗盘子。
how many heath fires they cause, how much litter they leave, in short,
即他们引起了多少场野火，留下了多少垃圾。总之，