You finally reach the door, open it and cross back over the threshold.

当你到达门口时，打开大门迈过门槛。

youdao

Of course, the time it takes us to log a user in is much shorter as well since we don't have to cross back and forth from the web server (in the DMZ) to the App server, to the DB server.

当然，在此方案中处理用户信息所需的时间也会大大缩短，因为我们不需要在Web服务器（位于DMZ）、应用服务器和数据库服务器间来回奔走。

youdao

The straps cross over at the back and are tied at the waist.

带子在背后交叉，然后系在腰部。

《牛津词典》

The American Red Cross says a rescuer should first hit the person on the back five times between the shoulder bones.

VOA: special.2009.08.11

And there's been some efforts cross-culturally, to go back to the question this young man asked before looking at cross-cultural differences in toilet training and weaning, which are really big differences, to see if they correspond in any interesting way to personality differences.

回到刚才那位同学提出的问题，确实也已经有些跨文化的研究试图探究,在如厕训练和断奶上的跨文化差异,这些差异是非常大的，而这些研究的目的，是为了看看这些跨文化上的差异,是否与人格差异存在着某种联系。

耶鲁公开课 - 心理学导论课程节选

It's a more powerful method than something called a cross-sectional study, and I'll come back in a later lecture and talk about these in more detail, but a cross-sectional study means you're taking a snapshot of a population of people at one time.

这种方法比所谓的横断面研究更加有效,我将在以后的课中,再仔细讨论这个问题,但横断面研究是指,你一次记录下一群人的状况

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

It look like the 50 is going to cross back above it on a golden cross.

FORBES: 8 Big Picks to Win in Q4 and Beyond

Erich Brabec nodded a cross back to the unmarked Frantisek Drizdal, who headed straight into the arms of Robinson from eight yards.

BBC: Tottenham 1-1 Slavia Prague

It's bad and getting worse by all reports, with the Taliban and al-Qaida fighters enjoying safe haven, able to cross back and forth freely.

NPR: Global Security Challenges Continue in 2007