纲

Due to their narrow niches, short lifecycle and being sensitive to environmental changes, the abundant testate amoebae fossils in sediments might provide highresolution paleoenvironmental information.

有壳变形虫是一类广泛分布在淡水潮湿环境中的根足纲原生动物，具有较窄的生态幅、较短的生命周期，对环境变化敏感等特点，因此沉积物中保存的有壳变形虫化石可以提供高分辨率的环境信息。

In former classifications a division of Amphibia comprising all pre-Jurassic and some later extinct large salamandriform amphibia .

在旧的分类中是两栖纲的一个部，包含所有侏罗纪以前和一些后来灭绝的大型蝾螈形两栖动物。

Hynobiidae belonging to Urodela of Amphibia is one of the most inferior fauna of extant terrestrial vertebrates, and is of great value in researching the origin and evolution of terrestrial vertebrates and in economy, culture, and entertainment.

小鲵科隶属于两栖纲、有尾目，是现存陆生脊椎动物中最低等的一个类群，它们在科学研究、经济应用和文化娱乐等方面都具有重要的价值。

Andrias is Amphibia, Caudata, salamander Cryptobranchus Branch, their ancestors 300 million as early as 5 million years ago evolved on Earth.

大鲵属两栖纲、有尾目、隐鳃鲵科，其祖先早在3亿5千万年以前就在地球上繁衍生息。

A cold - blooded,smooth - skinned vertebrate of the class Amphibia,such as a frog or salamander,that characteristically hatches as an aquatic larva with gill s.

两栖动物一种两栖纲的皮肤光滑的冷血脊椎动物，如蛙或蝾螈，此类动物的特征是有鳃的幼虫在水中孵化，然后逐渐转变成用肺呼吸的成虫

A cold - blooded,smooth - skinned vertebrate of the class Amphibia,such as a frog or salamander,that characteristically hatch es as an aquatic larva with gills.

两栖动物一种两栖纲的皮肤光滑的冷血脊椎动物，如蛙或蝾螈，此类动物的特征是有鳃的幼虫在水中孵化，然后逐渐转变成用肺呼吸的成虫

Frogs and toads, salamanders and newts, wormlike (and little-known) caecilians—these are the class Amphibia: cold-blooded, creeping, hopping, burrowing creatures of fairy tale, biblical plague, proverb, and witchcraft.

的蚓螈，这些都属于两栖动物纲，牠们冷血、爬行、跳跃，是童话故事里的洞穴生物、圣经里的灾祸，常见于俗谚与巫术里。

Aves Anseriformes Anatidae Anas River.

鸟纲雁形目鸭科河鸭属。

Used in former classifications to include all ferns and flowering plants and divided into the three classes Filicinae and Gymnospermae and Angiospermae.

用于旧的分类中，包含所有蕨类植物和开花植物并分为三个纲。

The amounts of Limnodrilus hoffmeisteri with high pollution resistibility increased gradually from Baihe to Huacao section, and reached a peak in Huacao section; species from Annelida, Mollusca were not found in Beixinjing and Wuninglu sections due to heavy sediment pollution; species from Oligochaeta were found again and had certain numbers in Zhejiang road section as the result of the effect of courterflow of the Huangpu River.

从白鹤至华槽断面，高度耐汙霍甫水丝蚓数量趋於增加，並在华槽断面形成明显数量高峰；北新涇、武寧路河段底质汙染严重，环节动物、软体动物消失；浙江路断面受黄浦江&逆流&，寡毛纲动物再度出现，並形成一定数量。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。