Across geographic gradients, Levins expects allopatric races or coenospecies exist.穿过地理梯度, 莱文斯预料有分布区不重叠的小种或近群种.You often lose out when you bet on horse races.你在赌马时,常常输掉.The high point of this trip was a day at the races....
The path was lined with laurels.小路两旁都种有月桂树.His techniques won him such laurels as few architects have enjoyed.他的技术使他赢得很少建筑师所享受过的荣誉.A man who has won mg laurels can only encourage the brave.象我这样赢得了桂冠的人,能给勇敢的人们鼓气....
主要神经环的组织原已有详细描述.The histology of the main nerve rings has been described in detail.它仍然是在反应中生成过渡状态的杂环的实例.It represents an example of a heterocycle being formed as transient species.控制可以是开环的也可以是闭环的.This control may be clos...
The two men leaped into the jeep and roared off...两名男子跳上吉普车，疾驰而去。They thrust him into the back of a jeep...他们把他硬塞进吉普车后座。The all - new Jeep Grand Cherokee offers the new Quadra - Lift air suspension system.全新吉普大切诺基提供了新的空气...
Chromosomes also determine the sex of animals.染色体也决定动物的性别.Each of four chromosomes divide longitudinally.四种染色体的每一种都沿着纵向分裂.At this point esch chromosome consist of a pair of chromatids and the two associated chromosomes a...
在显影液中某种试剂的作用下,已感光的卤化银可转变成金属银.The exposed silver halide is then converted to metallic silver by an agent in the developer.易感光的胶片.Film that sensitive to light.检测任何致过敏和致感光的潜在活性得到特别重视.A special attention was given to the det...