reversal

释义

n. 翻转, 颠倒, 反转\n[医] 逆转, 颠倒 time reversal 时间反转；时间反演 reversal valve 换向阀；可逆阀 flow reversal 倒流

例句

Some Internet firms have suffered a painful reversal of fortune (= they were successful but now they are not ) .

一些网络公司遭逢厄运。

Some carers and dependants find it difficult to adapt to a role reversal .

有些照料者和被照料者觉得难以适应角色对换。