If the thighbone doesn't rotate enough, you'll apply huge pinching pressure to the meniscus—as if your shinbone and thighbone were a giant pair of pliers.
如果大腿骨旋转不够充分，你会把巨大的拧压施加到到半月板上——胫骨和大腿骨就好像一把巨大的钳子。
2
The shinbone is a device for finding furniture in a dark room。
小腿上的骨头——在黑房间里找准家具位置的好装备。
3
Then move the part of the shinbone nearest the knee away from the floor.