Ulitis
龈炎
🗣️ 情景例句
I wish Robbie and Alexandra had come to this meeting.
我真希望Robbie和Alexandra已经来参加开会。
I cannot be your friend and your flatterer too.
我不能既是你的朋友，而又对你阿谀奉承。
I think that's a good idea.
我认为那是个好主意。