Get a new one every few months, and rinse thoroughly after using.

每几个月换一个新的，并在使用后进行彻底清洗。

youdao

For the first few months after Daniel died, I was in a state of clinical depression.

丹尼尔去世后的头几个月，我一直处在临床抑郁状态。

《柯林斯英汉双解大词典》

I had a job in a paper factory for a few months after I left school.

毕业后，我在一家造纸厂工作了几个月。

youdao

But public health officials point out that flu viruses can return more aggressively after a few months.

VOA: special.2009.05.06

After we took some from these guys, we decided that it is OK to go a few months in cash flow negative while... But very barely cash flow.

当风险投资资金到位之后，有几个月现金流出现负值也可以接受,但其实没有什么现金流。

斯坦福公开课 - 扎克伯格谈Facebook创业过程课程节选

As Andrew Johnson prepared to leave the White House a few months after Grant's election, he would look back on some successes during his time as president.

VOA: special.2010.02.11

After a few months, I met someone and politely asked her out for pizza.

FORBES: Dating After Prison

My mother would go to the market, and after a few months, we were getting requests.

NPR: Benny Golson Recreates His Great 'Jazztet'

After a few months of beta testing for Anybots, I'm completely in love with it.

ENGADGET: Self-balancing Anybots QB now shipping, the future of telepresence is now (video)