相关单词近义词 joint 联合的, lock 锁, fasten 拴紧, clasp 扣子, depend 依赖, pivot 枢, axis 轴, fulcrum （杠杆的）支点..., centre 中心, center 中心, crux 关键, connection 联系, on 在 ... 之上, rest 剩余的部分, rest on 依靠, separate 分开的, revolve 旋转, flexible joint 柔性接头临近词hint, Hine, hinged, Hingel, hinges, hinge on, hinge arm, Hingeston, hinge lug, hinge jaw, hingepost, Hingeback 返回 hinging