blast /blɑ:st/ I. n. 1.［c］爆破，爆炸 (of a bomb): Thousands of windows were broken by blast during the air raids. 在空袭期间，成千上万的窗户都被震坏。2.［c］一阵 (风)；一股(气): a blast of wind 一阵风 3. 用于习语：(at) full blast 尽可能高声：He had the television on at full blast. 他把电视声音开得尽可能的高。‖II. vt. 爆破：blast the rocks 炸岩石 The rocket blasted him into space yesterday. 火箭昨天把他送入太空。blast off (火箭等)起飞：The spaceship blasted off at 15∶30 according to plan.宇宙飞船按计划在15时30分起飞。
［辨析］ blast=blow up 常指用炸药炸破某物；explode指某物的自身爆炸。
