步

• Stumpy stepped before the expectant crowd .
  斯顿皮一步跨到等着看热闹的人群面前。
• The first step in protein synthesis is transcription .
  蛋白质合成的第一步是转录。
• Medicine is always a little behind .
  医学总是落后一步。
• Mr. lever had never before fallen so low as this .
  利弗先生还从来未落到这步田地。
• The footballer side-stepped the tackle .
  该足球队员向旁边跨步以避开对方拦截动作。