Mmr
abbr. 麻疹、腮腺炎和风疹的混合疫苗（measles, mumps, and rubella）
🗣️ 情景例句
A murder occurred last night in this very district.
就在这个区昨晚发生了一起凶杀案。
One thing, however, that we should not forget in doing business is to have a sense of appreciation.
可是有一件事我们做生意时不能忘，就是保持一份感恩的心情。
I mean powder that is made from fish, blood and bone.
我是指用鱼、血和骨头制成的粉末。