Inhaling steam two to four times a day may help, too.

呼吸水蒸气两到四次一天也能够有所帮助。

youdao

More than three weeks (two times the maximum incubation period) have passed since the last case in the cluster died on 22 May.

自该群集中的最后一例于5月22日死亡以来已有三个多星期(最长潜伏期的两倍)。

youdao

You may choose to tune for throughput, or response times, or some combination of the two.

您可能选择针对吞吐量进行调优，或响应时间，或二者的某种组合。

youdao

Authorities arrested a Pakistan-born U.S.citizen, Faisal Shahzad, two days after an explosive device inside a sports utility vehicle failed to detonate in Times Square on May 1.

VOA: standard.2010.05.14

And there is a very big difference between these two simplicities, even though on the face of it, they may at times look similar.

这两种简单性之间有很大的区别，尽管乍看起来，他们有时也许是相似的。

哈佛公开课 - 幸福课课程节选

West Indies have lost 17 of their last 24 Tests and only won two, but Lara hopes good times may not be too far off.

BBC: SPORT | Cricket | Lara achieves Test runs milestone

In short, the two men may be inextricably bound together: in good times and in bad and, as Mr Berlusconi may have reflected this week, in sickness and in health.

ECONOMIST: Silvio Berlusconi's future

Buy a discount ticket loaded with restrictions on an airline that runs only two or three times a week and you may find yourself stranded -- or at least having to buy another ticket.

CNN: Technology: Flight Planning 101