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- The development of species was the result of natural selection. 物种的进化是自然选择的结果。
- Charles Darwin formulated the theory of natural selection. 达尔文系统地阐述了自然淘汰的法则。
- cost of natural selection 自然选择代价
- A systematic long-term change of this kind suggests the action of natural selection and indicates that female skeletal characteristics confer greater fitness. But is this the whole story. 这种长期的系统变化说明自然选择的作用,并表明女性骨骼的特性较大的适应性。但是,情况完全是这样的吗?
- The evolution of species presupposes a process of natural selection. 生物演变是以自然选则的过程为前提的。
- ANTIBIOTIC drugs are a well-known test of the idea of natural selection. 抗生素是对自然选择学说一个十分知名的论证。
- When he conceived of natural selection, he didn't plan a 10-volume lifework. 他在构思自然选择学说的时候,并没有打算用一生的工作写一部长达10卷的著作。
- Of natural selection fittest survival, metabolism, biological concept. 物竞天择适者存,新陈代谢生物观。
- The cost of travel to the far east is prohibitive. 到远东旅游的费用高的令人不敢问津。
- His parents balk at the cost of the guitar he want. 他想要那个吉他,但他父母看到吉他的价格却踌躇不决。
- The high cost of natural gut, and the difficulty in obtaining it, may soon place Gosen's products on top. 天然网弦在原料上难以确保,并且成本较高,所以,GOSEN产品的天地也许不久就会超过天然网弦。
- On the theory of natural selection we can clearly understand the full meaning of that old canon in natural. 根据自然选择学说,我们便可充分理解那自然史上的古老格言的意义。
- The full cost of the holiday fell upon me. 度假的全部费用都甩给我支付。
- The policy will put on the cost of living. 这些政策将使生活费上涨。
- Nature grants long periods of time for the work of natural selection. 自然界允许极长的时期,给自然选择来进行它的工作。
- The retailer has to absorb the cost of wastage. 零售商须承受耗损的费用。
- On the theory of natural selection we can clearly understand the full meaning of that old canon in natural history. 根据自然选择学说,我们便可充分理解那自然史上的古老格言的意义。
- The company bears the legal cost of both parties. 公司负担双方当事人的法律费用。
- A false theory would explain, in so satisfactory a manner as does the theory of natural selection, the several large classes of facts above specified. 一种谬误的学说会象自然选择学说那样给予上面所详述的几大类事实以这样圆满的解释。
- She slurred over the high cost of her plan. 她避而不提她这一计画费用之巨。