step /step/ I. n.［c］1.脚步：walk with quick (slow) step 快(慢步)走Watch your step!走路小心2. 脚步声；脚印：I know his steps. 我听得出他的脚步声。3.步骤：［考句］ You can’t afford to let the situation get worse. You must take steps to put it right. 你不得让事态进一步恶化，你必须采取措施扭转这种情况。4.阶梯，台阶，踏板：a flight of 30 steps 一座三十级的楼梯 (stairs 指屋内的梯阶，steps通常指屋外)；run up (down) the steps 跑上(下)台阶 5. 用于习语 step by step 逐渐地；一步一步地：Step by step they were getting to the top. 他们一步步接近山顶。in step 齐步，合拍；与… 一致，协调(with)：walk/march in step 齐步走；stay in step with one’s friends 与朋友们保持一致 out of step不合拍；（观点、方式等）跟其他人不同：I’m no good at dancing - I always get hopelessly out of step.我不善于跳舞，老是跟不上拍，真没治。He thinks that everyone is out of step except him.他认为其他人都不跟潮流合拍，只有他例外。‖II. vt. & vi. (stepped; stepping)  1.走，举步行走: step in/inside 走进来；step up (down, forward)走上 (下，向前) 2. 踩，踏上(on)：step on it/the gas (美国口语) 加大油门；赶快  3. 用于短语动词 step aside/down 离开岗位 He has agreed to step aside/down from his post as club manager. 他同意不干俱乐部经理了。step in 参与，介入：A Japanese bank stepped in to provide financial support for the project. 一家日本银行介入，对该项目提供财经支援。step up 加快；逐步提高： step up one’s pace 加快步伐；step up one’s social  position 逐步提高社会地位