2. I had never ridden on a motor-cycle before. But it was too late to chicken out. 在那以前我从未骑过摩托车。但当时已来不及临阵脱逃。
3. Once, when I was a mere lad and had never ridden a horse before, he made me mount one and gallop by his side, with no qualms about his unskilled companion. 有一次,在我还是个小毛孩,从来没有骑过马的时候,他让我骑上一匹马在他的旁边疾驰,对于他那不熟练的同伴,他一点也不担虑。
4. According to a German professor, the soreness comes from straining your muscles in an uncommon way. For example, jumping on a bicycle for a ride, because you haven't ridden in a long time. 一个德国教授认为,肌肉酸痛是因为肌肉拉伸的方式与平常有所不同,例如,长时间没有骑自行车之后再骑车兜风就会产生肌肉酸痛。