... common proper-motion binary 共自行双星 common proper-motion pair 共自行星对 compact binary galaxy 致密双重星系 ...
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Cutting head movement and feed are used linear bearing motion pair.
机头移动和进给均采用直线轴承运动副。
A type of parallel micromanipulator with flexible hinges as the motion pair and magnetostrictive actuator as the driving rod is designed.
设计了一种以柔性铰链为运动副，磁致伸缩作动器为驱动支杆的并联微动机构。
And then Mr. Chen came into view conspicuous for being the only still point in that sea of motion…and the only one sporting a pair of clunky binoculars the only one watching the watchers of the river.
然后老陈就出现在我的视线中，十分显眼，因为他是涌动的人流中唯一一个站着不动的人，唯一一个摆弄着厚底望远镜的人，唯一一个监视着那些在河边凝望的人。
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