基本解释定积土英汉例句双语例句The results show that there only exists the geometrical drift of sedentary minerals without firm connection among the pure soil particles.研究结果表明，纯土的土颗粒之间只有原生矿物的几何堆积，而没有牢固的连接。sedentary soil更多例句词组短语短语sedentary loamy soil 原积壤质土sedentary soil更多词组专业释义地球科学原生土次生土原地土壤