膝盖关节连接大腿骨和小腿骨。

The knee ___joint connects the thigh bone to the shin bone.

关节受损可能会影响您的行走能力。

Damage to your ___joints can impair your ability to walk.

髋关节使身体能够流畅运动。

The hip ___joint allows for fluid movement in the body.