1·This ratio also means that an unpowered hang-glider flying at a constant speed moves 15 metres forward for every one metre it descends.
这个比例也意味着一架无动力悬挂式滑翔机以恒定速率飞行时高度每下降1米，可以向前滑翔15米。
2·Regulate neurotic of after balance appear mess, the basic metabolism descends, the metabolism cans not develop smoothly, either.
调节神经的平衡出现紊乱后，基本代谢下降，新陈代谢也不能顺利开展。
3·At night a vast yellow barrier descends on the crossing, trapping latecomers inside.
夜晚，一个巨大的黄色屏障徐徐下降，将晚归者拦腰在外。
4·The temporary weight descends, may invite more serious rebound.
暂时的体重下降，可能会招致更严重的反弹。
5·A canyoneer descends by rope through one of Kanangra Main Canyon’s three 150-foot waterfalls.
在卡南格拉主峡谷中，一位溪降探险者正从一个三段式的、每段都有150英尺高的瀑布上用绳子往下降。