Nitrides
氮化物
🗣️ 情景例句
Please come in, Mr. Wilson.
请进，威尔逊先生。
Of course I want to know what your opinion is.
当然我想要知道你的意见是什么。
I will have to choose presents for all the family soon, but I haven't chosen any yet!
我很快就要为每一位家庭成员选购礼物，但我至今还什么也没买！