They are each run once at the beginning and end of each test.

它们分别在测试开始前和结束后执行。

youdao

The snapshots will run once a day, storing new data in the data warehouse.

快照将每天运行一次，并在数据仓库中存储新数据。

youdao

Then all 16 operations were run once to populate the server and browser caches.

所有16项操作都被一次运行，以填充服务器和浏览器缓存。

youdao

But his can run programs and applications for several students at once.

VOA: special.2010.04.12

If they do make big bets maybe they get lucky once, or twice,or three times, but ultimately their luck is going to run out.

搏大了,可能会侥幸那么一次,两次或三次,但最终运气是会用完的

耶鲁公开课 - 金融市场课程节选

After all, if we're saying once you've run out of life, is there any more life?

再换个问法,如果生命已经消逝了,是否还有生命呢

耶鲁公开课 - 死亡课程节选

The clinics run once a month at various different venues frequented by members of the gay community.

BBC: 20% of new HIV cases in Northern Ireland are men over 45

Citi bulls appear to be gearing up to make a run once more.

FORBES: Citigroup Prepares To Shatter $5 Resistance

Courses run once or twice a month at various bars around Krakow and attract a diverse audience from hardcore enthusiasts to curious novices.

BBC: Krakow brews a beer scene of its own