压路机司机operator: n. 1.操作者,机务员;司机,驾驶员;【军事】电话兵; ...automatic compactor: 自动内燃夯土机backfill compactor: 管沟回填土压实机; 回填土压实机ballast compactor: 道床夯拍机coil compactor: 盘条捆扎机下载手机词典可随时随地查词查翻译