在不到一代的时间里，飞行已成为许多旅行者的出行方式。
Within a generation, flight has become the method used by many travellers.
我们没有人相信时间旅行者，还和他争论了好几个小时。
None of us believed the time traveler, and we argued with him for many hours.
虽然还没有发现一种速度与光一样或比光还快的物质，但科学实验已经证实，加速运动会延长旅行者的时间。
Although no form of matter yet discovered, moves as fast as or faster than light, scientific experiments have already confirmed that accelerated motion causes a traveler's time to be stretched.
应用推荐