联轴节滑动杆环， 离合器滑动环箍； 结合环的英文

shifter collar

• 联轴节:    shaft coupling; co ...
• 滑动:    slither; slippage; ...
• 杆:    shaft; rod; bar
• 环:    ring; hoop
• 离合器:    clutch; throw-out; ...
• 箍:    hoop; ferrule; ban ...
• 结合环:    associative rings