Their evolutionary rate does seem to have slowed down.它们的进化速度看来确实是慢下来了.Life has its own evolutionary process.生命有其自身的进化过程。You simply cannot predict evolutionary events like this.你根本无法预料到这样的进化事件....
Life has its own evolutionary process.生命有其自身的进化过程。...a period of evolutionary change.演变时期The resemblance of families such as the Verbenaceae and Labiate is the result of evolutionary convergence.科的相似性,如马鞭草科与唇形科的相似性,是进化上的...