bulldozer

noun
🔊/ˈbʊldəʊzə(r)/
🔊/ˈbʊldəʊzər/
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  1. a powerful vehicle with a broad steel blade (= cutting edge) in front, used for moving earth or knocking down buildings推土机
    • They used a bulldozer to level the ground.他们用推土机平整地面。
    Topics Transport by car or lorryc2, Buildingsc2