2. The actual returns from fertilizer on a particular farm vary with soil type, management system and composition of the
sward.
一个具体农场施肥的实际效益随着土壤类型,耕作制度和 牧草地 成分而异。
3. The Mole ran quickly to comfort the little animal; but Rat, lingering, looked long and doubtfully at certain hoof-marks deep in the
sward.
鼹鼠赶紧跑过去安慰这小动物,可河鼠却迟迟不动,满腹疑云地久久注视着草地上一些深深的蹄印。