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wrist 音标拼音: [r'ɪst] n. 手腕,腕关节 手腕,腕关节 wrist机械腕; 手腕 wrist n 1: a joint between the distal end of the radius and the proximal row of carpal bones [ synonym: { wrist}, { carpus}, { wrist joint}, { radiocarpal joint}, { articulatio radiocarpea}] Wrist \ Wrist\, n. [ OE. wriste, wrist, AS. wrist; akin to OFries. wriust, LG. wrist, G. rist wrist, instep, Icel. rist instep, Dan. & Sw. vrist, and perhaps to E. writhe.] [ 1913 Webster] 1. ( Anat.) The joint, or the region of the joint, between the hand and the arm; the carpus. See { Carpus}. [ 1913 Webster] He took me by the wrist, and held me hard. -- Shak. [ 1913 Webster] 2. ( Mach.) A stud or pin which forms a journal; -- also called { wrist pin}. [ 1913 Webster] { Bridle wrist}, the wrist of the left hand, in which a horseman holds the bridle. { Wrist clonus}. [ NL. clonus, fr. Gr. ?. See { Clonic}.] ( Med.) A series of quickly alternating movements of flexion and extension of the wrist, produced in some cases of nervous disease by suddenly bending the hand back upon the forearm. { Wrist drop} ( Med.), paralysis of the extensor muscles of the hand, affecting the hand so that when an attempt is made to hold it out in line with the forearm with the palm down, the hand drops. It is chiefly due to plumbism. Called also { hand drop}. { Wrist plate} ( Steam Engine), a swinging plate bearing two or more wrists, for operating the valves. [ 1913 Webster] 47 Moby Thesaurus words for " wrist": ankle, arm, articulation, biceps, boundary, butt, cervix, clinch, closure, connecting link, connecting rod, connection, coupling, dovetail, elbow, embrace, forearm, gliding joint, hinge, hinged joint, hip, interface, join, joining, joint, juncture, knee, knuckle, link, miter, mortise, neck, pivot, pivot joint, rabbet, scarf, seam, shoulder, stitch, suture, symphysis, tie rod, toggle, toggle joint, union, upper arm, weld
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