New CNC 99T main gear for 3D ratio (8.25:1:4.77) High torque auto rotation unit also standard. 新的数控齿轮99T主要用于3D比率（8.
The foot operated wrist exerciser was used for the elderly to do combined wrist and ankle exercises, which works through kicking the paddle to make wrist rotating. 脚踏式腕关节康复器采用缝纫机式的脚踏板带动腕关节进行旋转训练的设计方式，适用于老年患者腕关节，踝关节联合训练。
His odds are very poor after he sprained his wrist. 他扭伤了手腕，获胜的可能性极小。
She wears a ring round her wrist. 她的手腕上戴着一只镯子。
The orient has been playing an active role in the world economy. 亚洲一直在世界经济中发挥积极作用。