受伤后骨的关节不如以前连接得好。
After the injury the bones did not articulate as well as before.
它还鼓励恢复臂连接到高髋关节的重力下降。
It also encourages a gravity drop of recovery arm connecting to the high hip.
韧带组成连接各骨的关节，但肌肉使它们固定。
Ligaments connect the bones of a joint, but muscles keep them in place.
关节：连接两个或多个骨头的结构。
关节：连接两个或多个骨头的结构。
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