socially acceptable behaviour合乎社会规范的行为They were socially uprooted and transplanted.他们成群结队地背井离乡,迁居他处.He believes that unemployment is socially divisive and is leading to the creation of an underclass.他认为失业会造成社会分化，道致贫困阶层的产...
乳牛的喂养方法发生了巨大的改变。The feeding of dairy cows has undergone a revolution.不能既想卖乳牛,又想喝牛奶.You cannot sell the cow and sup the milk.大多数乳牛约10个月后就不再有奶了.Most cows run dry in about 10 months....