And to demonstrate how this works, they've agreed to track our tweets on SCIENCE FRIDAY.

为了演示方法，他们同意追踪我们在周五科学栏目微博上发的内容。

youdao

As the validator works, it keeps track of the running results as an in-memory XML file.

验证程序工作的过程中将运行结果记录到内存中的一个XML文件中。

youdao

Several DM developers track Rails 3 edge and ensure dm-rails works perfectly with it.

一些DM开发者能够跟随Rails的脚步对gem进行修改，确保dm-rails 能够完美地工作在Rails 3下。

youdao

Your steering wheel works, so you can turn the trolley car, if you want to, onto the side track killing the one but sparing the five.

而你的方向盘还没坏，只要你想，就可以把电车转到侧轨上去,牺牲一人挽救五人性命。

耶鲁公开课 - 公正课程节选

East Midlands Trains (EMT) said Network Rail engineers needed track access to carry out repair works.

BBC: East Midlands derailment: Four-day revised timetable

Continuing its eTrace Initiative which works with Mexican officials to forensically track weapons used in drug cartel violence.

WHITEHOUSE: THE WHITE HOUSE

He freed himself up for the girls by stepping down a rung at the commercial insurer where he works and giving up the management track.

FORBES: Two Girls Two Countries One Cancer