Fluocarbon
氟代烃
🗣️ 情景例句
and if he talks as loudly as he cries,
如果他说话像他哭一样大声，
Gee, that's bitter.
噢，好苦！
Thanks. Oh, this is too small. Do you have a big piece, please?
谢谢。噢，这张太小了。请问你有一张大的吗？