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...
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....
The media distorts reality; categorises people as all good or all bad.媒体会歪曲事实，将人说得不是完美无缺就是一无是处。There are two main categorises: paper and plastics.有纸质、塑料两大类.The federation categorises its members into 25 groups covering m...
The driver of that taxi-cab seemed to me familiar to the point of impertinence.那辆出租车的司机在我看来放肆到了无礼的地步。His mood of deep pessimism cannot have been leavened by his mode of transport—a black cab...他极度悲观沮丧，而他的代步工具——一辆黑色的出租车，丝...
研究人员还表示,在佩特里培养皿中的脑细胞前体可以发育成神经元.The researchers also showed that the progenitors mature into neurons in Petri dishes.植树细胞中丙氨酸和亮氨酸 、 缬氨酸的主要前体是丙酮酸.In plant cells the principal precursor of alanine , as well as leucine and v...