stepped weakener

例句：

1. 1. The stepsleading up to the summit were steep andtreacherous.
   通往山顶的阶梯陡峭且危险。
2. 2. He stepped out of the carand began to walk towards the park.
   他从车里走出来，开始向公园走去。
3. 3. She steppedinto the room and closed the door behindher.
   她走进房间，关上门。