A green manure is a crop grown mainly to improve soil fertility.种植绿肥作物主要是为使土壤更加肥沃.If farm - yard manure is used it must be well rotted.如果使用农场的粪肥,必须让它完全腐烂.Pig - breeding not only improves the people's diet; it makes ...
如果当时我再多说一点的话，结果或许会不一样。Things might have been different if I'd talked a bit more.我当时不知道罗恩有那么坚强的个性。I didn't know Ron had that much strength of character.我们那时在同一所学院，当时只招男生。We were in the same college, which was ma...