Fluorides
n. [无化] 氟化物, 氰化物（fluoride的复数形式）
🗣️ 情景例句
If they're as good as the rest of these pictures, it's a deal.
假如它们跟这儿其余的照片一样好的话， 我们的交易就成了。
I asked him to check it for me, but he wouldn't.
我请他帮我检查，但是他不肯。
I want to take a walk along the river bank, singing my favorite songs.
我想在河边散步，唱我喜欢的歌。