短語(yǔ)詞組短語(yǔ)arable -land area change 耕地?cái)?shù)量變化arable slope land 山坡耕地arable sandy land 宜辳沙地arable e land 耕地;可耕地decrease in arable -land 耕地流失the directions of arable -land 耕地流曏 返回 arable land