Trifluoride
三氟化物
🗣️ 情景例句
I wonder if you and your husband can join us.
不知道你和你丈夫能不能赏光？
Mr. Jones can read French pretty well.
琼斯先生读法语相当好。
No, I think it'll be all right for him to go to school.
不，我想他去上学没什么关系。