Mmr
abbr. 麻疹、腮腺炎和风疹的混合疫苗（measles, mumps, and rubella）
🗣️ 情景例句
It's OK, Harry.
没关系， Harry。
Every day is not Sunday.
好景不常在，好花不常开。
It is a curious coincidence that the day before his retirement, Mr.Page will have been teaching for a total of forty years.
佩奇先生退休的前一天正好是他执教满40年的日子，这真是奇妙的巧合。