无足动物

But clue to lack of greenplants,photosynthesis did not exist,Cephalopoda needing oxygen had tiolive in the sea.Fortunately the deep sea is pitch-dark,just as thesaying in Journey to the Westthat" Becausethere was no calendar time in the mountain,animals did not know thecoming of the new year".

只是少了绿色植物，光合作用不复存在，需要氧气滋润的头足动物只好避入海洋，好在深海一团漆黑，就如同西游记里说"山中无甲子，寒尽不知年"，那时生物也不在乎时间。

Any of various mollusks of the class Gastropoda, such as the snail, slug, cowrie, or limpet, characteristically having a single, usually coiled shell or no shell at all, a ventral muscular foot for locomotion, and eyes and feelers located on a distinct head.

腹足动物属于腹足纲的任何一种软体动物，如蜗牛、蛞蝓、海蛙或帽贝，特征是具有一单个通常是卷起来的壳或根本无壳，有为了移动的腹足、眼睛和触角生于头部一显要位置

Bloodless and many footed animals, whether furnished with wings or feet, move with more than four points of motion; as, for instance, the dayfly moves with four feet and four wings: and, I may observe in passing, this creature is exceptional not only in regard to the duration of its existence, whence it receives its name, but also because though a quadruped it has wings also.

无血多足动物，不管装备翅膀还是足，移动依靠多于四个的运动点：像是，例如，蜉蝣依靠四足和四翅膀活动：并且，我可以顺便说一下，这种生物的特别不仅与它的生存周期、名称的由来有关，也因为它尽管是四足动物，但是也有翅膀。

For example, the denotation of human is any person such as John and Mary, and its connotation is "biped","featherless","rational", etc.

例如，人的外延是任何人，如约翰和玛丽；内涵是"两足动物""无羽毛的""有理性的"等等。

Next, why are man and bird bipeds, but fish footless; and why do man and bird, though both bipeds, have an opposite curvature of the legs.

其次，为何人鸟两足动物，但鱼无足；，为什么人与鸟，尽管都两足动物，有一个相反的腿弯曲。

The first is what are the fewest points of motion necessary to animal progression, the second why sanguineous animals have four points and not more, but bloodless animals more than four, and generally why some animals are footless, others bipeds, others quadrupeds, others polypods, and why all have an even number of feet, if they have feet at all; why in fine the points on which progression depends are even in number.

首先是运动是什么必要的动物进展最低分，第二个为什么血红的动物有四点意见，而不是多，但不流血的动物超过4，一般为什么一些动物是无足，其他两足动物，其他四足动物，其他polypods ，为什么都有一个偶数的脚，如果他们在所有的脚，为什么在精细点上的进展取决于更是增多。

Writing to this kind of people, I have not forgotten they are the mankind, just the mankind , have no hair basic root of two foot animals.

写这类人，我没忘记他们是人类，只是人类，具有无毛两足动物的基本根性。

An animal that is blooded and capable of movement on dry land, but is naturally unprovided with feet, belongs to the serpent genus; and animals of this genus are coated with the tessellated horny substance.

有血能够在地上移动，但是天生无足的动物，属于大蛇类；这个物种体表覆盖着有花纹的角质物。

Some birds have feet of little power, and are therefore called Apodes .

一些鸟的脚力量很小，因此被称为无足动物。

Sixteen ( 15 new) amphibian and twenty-two ( 11 new) squamate species have been reported across China, including the oldest Chinese tetrapod Sinostega pani from the Late Devonian of Ningxia Hui Autonomous Region, the large stereospondyl amphibian Yuanansuchus laticeps from the Middle Triassic of Hubei Province, Late Jurassic/Early Cretaceous lissamphibians ( e. G., the anurans Callobatrachus sanyanensis and Mesophryne beipiaoensis, the caudates Jeholotriton paradoxus and Laccotriton subsolanus) from Northeast China, Paleogene lizards (e. G., Brevidensilacerta xichuanensis and Tinosaurus yuanquensis) from North China, and numerous lizards from the Late Cretaceous of Nei Mongol Autonomous Region.

共报道了16种两栖类和22种有鳞类，其中15种两栖类和11种有鳞类为新种，包括我国最古老的四足动物宁夏晚泥盆世的潘氏中国螈，湖北中三叠世的大型全椎两栖类宽头远安鲵，东北晚侏罗世/早白垩世的多种滑体两栖类(如无尾类三燕丽蟾和北票中蟾，有尾类奇异热河螈和东方塘螈)，华北古近纪的蜥蜴类(如淅川短齿蜥和垣曲响蜥)，以及内蒙古晚白垩世的多种蜥蜴类等。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。