Mmr
abbr. 麻疹、腮腺炎和風疹的混合疫苗（measles, mumps, and rubella）
??? 情景例句
It's OK, Harry.
沒關系， Harry。
Every day is not Sunday.
好景不常在，好花不常開。
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執教滿40年的日子，這真是奇妙的巧合。