单词：now and then
偶尔
now and then的用法和样例：
例句
- He fluctuated between hope and despair.他时而充满希望时而失望。
- Her moods kept changing,now happy, now sad.她的情绪总是变幻不定，时而欢喜，时而忧伤。
- And she litters from time to time.还不时随手扔垃圾。
- She stumbled and halted in her utterance.她说话结结巴巴，还不时停顿。
词汇搭配
- every now and then时而
【近义词】