常見(jiàn)例句雙語(yǔ)例句The paddy soil probably had a long history of tillage, and furthermore it had formed gley horizon and illuvium, but its fertility was not high either.水稻土有較長(zhǎng)耕作歷史，并已形成了潛育層和潴育層，但土壤肥力并不高。 返回 gley soil