1、Mumps is a contagious viral infection that leads to swelling of the salivary glands.
腮腺炎是一种传染性病毒感染，导致唾液腺肿胀。

2、He was diagnosed with mumps and had to stay isolated until he recovered.
他被诊断出患有腮腺炎，必须在康复之前进行隔离。