发电器被装置，在一个特别改装过的运动交叉训练机里，然后连结到个别的灯光装置和电池里。

A generator is built into a specially-modified cross-training exercise machine, which is connected to individual light fixtures and batteries.

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虽然不像膝盖或脚踝扭伤那么常见，但是前十字交叉韧带撕裂会让运动员停赛最长一年之久。

While nowhere near as common as knee or ankle sprains, torn ACLs put players out of the game for up to a year.

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用天文学方法研究地球的各种运动状态及其力学机制的学科，是天体测量学与地学交叉的科学。

Study on the earth with a variety of astronomical state of motion and mechanical mechanisms of disciplines, is astrometry intersection of science and earth science.

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