名词
中文翻译：步
同义词：
['step', 'step', 'gait', 'stride', 'pace']
例句：
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1. He took a step forward to greet the guests.
他迈前一步来迎接客人。
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2. The teacher asked the students to take a step back and think about the problem.
老师要求学生们退后一步，思考这个问题。
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3. She stepped into the room and closed the door behind her.
她走进房间，关上门。