We jolted along rough wet roads through an endless banana plantation.我们沿湿漉漉的公路颠簸着驶过无边无际的香蕉种植园。The universe is theoretically infinite.从理论上来讲，宇宙是无边无际的。To the groundling, the skies seem unlimited.在地面上的人看来天空似乎是无边无际的。The universe is infinite.宇宙是无边无际的。Space is infinite.宇宙是无边无际的。