n.流动性；机动性；情感不定
Housing is a far bigger drag on American job mobility. 住房严重拖累了美国就业的流动性。
Recent years have witnessed a growing social mobility. 近年来人们的社会流动性越来越大。
Mobility is very important in guerrilla warfare. 机动性在游击战中至关重要。
In modern warfare, mobility and sophisticated weapons are more important than weight of numbers. 在现代战争中，机动性和先进武器比人多势众更为重要。
n.不动性；不动；固定
运动过度, 运动过大
n.汽车的的用途
