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。

《牛津词典》

But the accuser kept changing her story.

但原告一直在变换她的故事。

youdao

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。

youdao

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。

youdao