人工填土人工土壤人造污垢artificial: adj. 1.人工的,人造的;人为的 (opp. nat ...soil: vt. (给畜舍内畜牲)喂青草[青饲料];(用青饲料给畜 ...artificial fertility of soil: 人工地力artificial freezing of soil: 土壤人工冻结法artificial radioactive soil: 人造放射性污垢下载手机词典可随时随地查词查翻译