During the dry periods that are common phenomena along the desert margins, the pressure on the land is often far in excess of its diminished capacity, and desertification results.
在沙漠边缘地区常有的旱季，土地所受的压力往往远超其被削弱的承受能力，沙漠化因此发生。
2
Osteoarthritis: Excess weight adds pressure to joints and wears away at the cartilage that protects them.
关节炎：额外的体重增加了关节的压力，并且在软骨保护时加剧了磨损。
3
High Blood Pressure: When you have excess body fat, your body retains sodium.