n.汽，蒸汽v.蒸 ◇at full steam开足马力 be steamed up变得很热 full steam ahead进展迅速 let off steam发脾气 put on steam拿出干劲 run out of steam失去勇气 steam across沿某方向前进 steam up促进 under one’s own steam靠自己的力气 under steam船在行驶中 ‖ steam gun boat炮艇 steam pinnace汽艇 steamboat n. 汽船 steamer n. 汽船 steamer ticket船票 steamship n.汽船