顶部弯曲辊速度参考值 TBRSR
每次光线以新的速度穿越一个物体时，它会弯曲，并发生散射。
Every time light moves into a material with a new speed, it bends and scatters.
她的肌肉不能让他哪怕在很短的距离以内以每小时一公里的速度移动。 它能做的最敏捷的动作就是挥一挥它弯曲的胳膊。
Its muscles are such that it is quits incapableof moving at a speed of over a kilometer an hour even over the shortest distances and the swiftest movement it can make is a sweep of its hooked arm.
他弯曲双翅，速度慢到每小时一英里，只差一点就要失去平衡。
He twisted his wings, slowed to a single mile per hour above stall.
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