To this day, on some school playgrounds, kids still play with berets - they throw them and use them for relay RACES.

在今天的一些学校操场上，孩子们仍然玩着贝雷帽——把它们扔来扔去，或者在接力赛中派上用场。

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Relay RACES incorporate all the techniques of sprinting, especially the fast baton handoff in highly intensive competition. But the first and final legs usually play the most critical role.

接力项目包括了短跑的所有技术，尤其是要在高度紧张的竞争中完成接力棒的快速传接。但起关键作用的还是第一棒和最后一棒。

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Far from being an anachronistic irrelevancy in the so-called post-Cold War world, the Israel relay station has an important role to play in the further evolution of that world.

CENTERFORSECURITYPOLICY: Our Contribution To Glasnost

Going forward, the LLCD will play a vital part in NASA's 2017 Laser Communications Relay Demonstration, a key test of laser-based relay comms in future missions.

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