资料来源 : pyDict

推土机

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Bulldozer \Bull"do`zer\, n.
   One who bulldozes. [Slang]

资料来源 : WordNet®

bulldozer
     n : large powerful tractor; a large blade in front flattens
         areas of ground [syn: {dozer}]