Tesla put his hands behind his back and paced back and forth, the crown of his head inches from the longhouse rafters.
泰斯拉把手背在身后，来来回回地踱步，他头上的头罩在长屋的房椽上慢慢移动。The people waiting for the train paced up and down, trying to keep warm.
等火车的人来回踱步以图保暖。For a day or two she walked around in a dreamy state as she thought about her choices.
这一两天来，她一直恍恍惚惚，来回踱步，思考着各种选择。I had now resorted to pacing the floor of the office. I nervously played with strands of my hair and tried to think of something I could do.
我现在只能在办公室的地板来回踱步，我紧张地摆弄着自己的发丝，并努力去想我能做些什么。She paced up and down in the room where the child staying, in which there were other children.
她在孩子所待的房里来回踱步，这房里还有其他小孩。No wonder some animals spend about a quarter of their time pacing. But how did scientists figure out that this was the problem?
毫无疑问一些动物会花四分之一的时间用来踱步。那么科学家如何来指出这是个问题呢？This stocky figure, with a slight stoop, striding up and down, suddenly unconscious of any presence beyond his own thoughts.
这位墩实的、稍有点驼背的人，在来回踱步，除了自己思考问题之外，对周围的一切突然失去知觉。Relatives found him the next day pacing near a pond, covered with scratches, shaking violently, she said.
第二天，亲戚们在附近的一个水塘里找到了他。他在里面踱步，满身伤痕，浑身颤抖。He paced up and down in the drawing room, extremely concerned over the result of the interview.
他在客厅里来回踱步，对面试结果极为忧虑。