the ability to move freely or be easily moved

Some neck injuries cause total loss of mobility below the point of injury. 一些颈部损伤会导致受伤部位以下肢体完全丧失活动能力。

I prefer the mobility of a hand-held camera. 我更喜欢手持摄像机的灵活性。

See also: upward mobility (upwardly mobile)

the ability to have particular services available on a mobile phone, small computer, etc.

Consumers are demanding mobility, so that they can have access to information wherever they go. 消费者要求享有移动设备上的服务，好让他们随处接触信息。