动物生活的

North American cat of the Miocene and Pliocene; much earlier and less specialized than members of the genus Smiledon.

中新世和上新世生活在美洲的猫科动物；对其研究也少。

Any of many extinct cats of the Old and New Worlds having long swordlike upper canine teeth; from the Oligocene through the Pleistocene.

东半球许多已经灭绝的猫科动物，其上犬齿形如长剑；生活在从渐新世经由更新世时期。

Animals, plants, or one-celled organisms living or growing together.

一群生活或生长在一起的同种动物、植

Small order of primitive ungulates of the Paleocene and Eocene.

生活于古新世至始新世的小型原始有蹄动物目。

Paternally imprinted genes may have particularly free rein in males, Kono's team reasoned, and may govern traits such as living fast and dying young.

Kono的团队认为，父方基因在雄性动物体内完全不受限制，并可能掌管生活放纵与早死这类特点。

With over 6 billion people living in the world today, human beings are a phenomenally successful animal.

人类是一种高级别的动物，今天生活在世界各地的人口总数量已经超过了60亿，但是人类曾一度濒临灭绝。

Pigment'.'' and living in the gut of man and animals.

色素'。''且生活在人和动物的内脏中。

However, many animal and plant foods from the aquatic environment, particularly marine fish, are poikilothermic and are adapted to living at low temperatures (-1 to 10℃).

然而，许多动物和植物食品的水生环境，特别是海鱼，是poikilothermic和适应生活在低温（-1至10 ℃）。

Killing is not, in fact, a basic part of the primate way of life.

实际上，捕杀动物并不是灵长目生活方式的基本部分。

There is a variety of animals live in the rain forest.

在这片热带雨林中生活着各种各样的动物。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。