1、The horizon stretched out before them, a symbol of infinite possibilities and infinitude.
地平线在他们面前延伸，象征着无尽的可能和无穷无尽。

2、The beauty of the universe lies in its infinitude, with countless stars and galaxies spread across the vast expanse of space.
宇宙之美在于它的无穷无尽，数不尽的星星和星系散布在广袤的空间中。