Mmr
abbr. 麻疹、腮腺炎和风疹的混合疫苗（measles, mumps, and rubella）
🗣️ 情景例句
Well, let me see.
哦，让我想想。
Do not speak of your happiness to one less fortunate than yourself.
不要向不如你幸运的人述说你的幸福。
'What are you doing?' she asked.
你在干什么？她问