As long as the system rides this upwelling crest of evolvability, it surfs along. 只要系统搭乘上进化的上升流峰，它就会随波逐流一直向前。
Eventually, currents and upwelling from the depths bring the dead stuff back to the top, where it stimulates more phytoplankton growth. 最终，来自深层的水流和上升流会将死物质带到表层，并刺激更多的浮游植物生长。
美
[ʌp'welɪŋ]
