1、贫瘠
... 贫营养的dystrophic 贫瘠leanness 品conductgradethingproductgood ...
2、无脂肪
...外脂肪 external fat无脂肪 leanness真脂肪 true fat ...
3、精简性
...可移植性（portability）精简性（leanness）层次性（stratification） ...
pathologic leanness消瘦症
soil leanness土壤贫瘠化
leanness line低脂系
Regional Leanness地区倾斜
leanness in domestic birds瘦肉型家禽
leanness ratio of ore矿石贫化率
Sandy-leanness farming naked land沙薄农用裸地