她态度上的突然变化令我吃惊。

Her sudden change in attitude threw me.

《柯林斯英汉双解大词典》

很少植物经受得住气温的突然变化。

Few plants will tolerate sudden changes in temperature.

《牛津词典》

他对预期的突然变化感到困惑。

He was confused by this sudden change of prospect.

youdao

And once you hit puberty, suddenly there's huge variation in the abilities you have to learn language.

一旦你到了青春期,学习语言的能力会在突然间,发生巨大的变化

耶鲁公开课 - 心理学导论课程节选

And then suddenly things begin to change.

事情突然开始发生变化。

哈佛公开课 - 幸福课课程节选