这就意味着，一旦病人被诊断患有这种癌症，在余下的生命中，他就不得不接受每三个月一次的检查。

This means that, once diagnosed as having it, a patient is well advised to present himself for a check-up every three months for the rest of his life.

youdao

我们一直在宣传 Endure 的生产过程，但最新研究表明，尽管我们的袜子具有耐久性，但我们的普通客户实际上还是要每三个月购买一次新的 Dura-Socks。

We have always advertised our use of the Endure process, but the new study shows that despite our socks' durability, our average customer actually purchases new Dura-Socks every three months.

youdao

每三个月更换一次睫毛膏，每年更换一次其它的眼部化妆品。

Replace your mascara every three months and other eye makeup once a year.

youdao