基本解释[地球科学]薄层土英汉例句双语例句The city means of transportation is that the hand tractor , the common people are going on foot soil on the way be riding the dwarf local horse mainly.市内的交通工具主要是手扶拖拉机，老百姓骑着矮小的当地马在土路上行走。dwarf soil更多例句词组短语短语dwarf f soil 薄层土dwarf soil更多词组专业释义地球科学薄层土