鸟类
- 与 鸟类 相关的网络例句 [注：此内容来源于网络，仅供参考]
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A tetrapod is a vertebrate with two pairs of limbs, such as an amphibian, bird or mammal.
四足动物是一种拥有两对肢的脊椎动物，比方像两栖动物、鸟类、或哺乳动物。
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Reed is used in many areas for thatching roofs.
用途芦苇是保护湿地环境和野生动物的重要物种，许多种鸟类栖息在芦苇丛中。
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Component structure of the outer covering and flight surfaces of all modern bird s.
现代鸟类体表和翼面覆盖的结构。
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Component structure of the outer covering and flight surfaces of all modern birds.
现代鸟类体表和翼面覆盖的结构。
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Birds are descended from theropod dinosaurs like these - over 100 characters in the skeleton link these groups.
鸟类是从兽脚亚目恐龙演变下来的--超过100个骨骼方面的特征和这个种族有相似之处。
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Compelling fossil evidence is now to hand that places birds as a specialized clade within theropod dinosaurs.
来自化石的证据表明，鸟类在进化分支上应归于兽脚类的特殊分支。
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Archaeopteryx lived in the late Jurassic Period around 150-155 million years ago,despite its small size, broad wings, and ability to fly, Archaeopteryx has more in common with small theropod dinosaurs then it does with modern birds.
始祖鸟生活在侏罗纪晚期，约1亿5千5百万到1亿5千万年前。它具有体积小，翅膀宽广，并且能够飞行等与现代鸟类相似的特点，但它和小型兽脚类恐龙有更多相似的特点。
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The 1.8m-long predator was a dromaeosaurid - a family of theropod dinosaurs from which modern birds descended.
体长1.8米的这种肉食性恐龙是驰龙的一种，属兽脚亚目食肉恐龙家族，是现代鸟类的祖先。
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Seventy-one bird species have disappeared forever since people first arrived on the Hawaiian Islands one thousand seven hundred years ago.
自1，700年以前人类第一次踏上夏威夷群岛，已经有71种鸟类永久的消失了。
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Waldemar Daa wanted to build a noble ship, a man-of-war, a three-decker, which the king would be sure to buy; and these, the trees of the wood, the landmark of the seamen, the refuge of the birds, must be felled.
瓦尔德马的DAA想建立一个崇高的船，一个人的战争，三年双层，其中国王一定会买；和这些树木的木材，具有里程碑意义的海员，在避难的鸟类必须砍伐。
- 推荐网络例句
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It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.
从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。
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The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.
集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐
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The eˉtiology of hemospermia is complicate,but almost of hemospermia are benign.
血精的原因很，以良性病变为主。