演替受到许多因素的影响：土壤的性质、暴露于阳光和风中的时间、降水的规律性、偶然的殖民和许多其他随机因素。
Succession is influenced by many factors: the nature of the soil, exposure to sun and wind, regularity of precipitation, chance colonizations, and many other random processes.
通过一个偶然的机会，宇宙学家们第一次测量到了九十亿光年之外某个螺旋星系的一个关键性质。
By exploiting a lucky accident, astronomers have for the first time measured a key property of a spiral galaxy located more than nine billion light-years away.
到目前为止，在安琪尔·克莱尔看来，苔丝只不过是一种偶然的现象——一个让人感到温暖的玫瑰色幻影，在他的意识里，这个幻影也只是刚刚具有了驱赶不开的性质。
Tess was the merest stray phenomenon to Angel Clare as yet - a rosy warming apparition which had only just acquired the attribute of persistence in his consciousness.
应用推荐