淡水

The freshwater crab phylogeny suggested that the genus Sinopotamon and the genus Potamonautes arose from a common ancestor and the estimated divergence time is about 36～44 Mya.

淡水蟹类的系统发生研究显示，华溪蟹属与仿溪蟹属起源于一个共同的海生蟹类祖先，二者之间的歧异时间在36～44Mya。

The Inter-Institutional Database of Fish Biodiversity in the Neotropics is an international cooperative effort to make available systematic and geographic data on Neotropical freshwater fish specimens deposited in natural history collections in the New World and Europe.

该数据库通过国际上的共同努力使新热带地区淡水鱼类标本的系统数据和地理数据是可获得的。这些标本主要存放于新大陆和欧洲的自然历史收藏品中。

The Inter-Institutional Database of Fish Biodiversity in the Neotropics is an international cooperative effort to make available systematic and geographic data on neotropical freshwater fish specimens deposited in natural history collections in the New World and Europe.

&新热带地区鱼类生物多样性国际公共数据库&是一个国际合作项目，其目的是收集新热带地区淡水鱼类的系统数据和地理学数据，所收集的数据被保存在欧洲的自然博物馆里。

By the research on Nitzschia sp. MD1, it got the ability of multi-adoption to extremely condition. MD1could growth both in seawater and fresh water and tolerate high alkalinity. It could hold the characteristic of high content of total lipid and EPA.

通过对MD1的研究，发现它有多重极端适应特性，如MD1可适应海水和淡水的生长环境，对高碱性环境的良好耐受能力，高的总脂含量和高EPA含量，并有大规模提升的空间发现。

The mitten crabs and freshwater crabs are different lineages of nonmarine crabs. The former belongs to adults-limnic, the latter to entirely inland forms.

绒螯蟹与淡水蟹是2个不同类型的非海洋蟹类，前者属于成体湖沼型：后者属于完全内陆型。

And of course Vale's big shareholding in Norsk will give it continuing exposure to aluminium for the time being.

当然，淡水河谷公司所拥有的挪威公司的大量股份使其暂时得以继续接触铝业务。

Vale will receive $1.1 billion in cash and a 22% stake in Norsk Hydro in a deal valued at $4.9 billion.

此次并购，海德鲁公司将斥资49亿美元，而淡水河谷每年将得到11亿美元和海德鲁公司22%的股权。

The visor on a helmet.a family of Notostraca.

小型淡水甲壳纲动物的一科。

A family of Notostraca.

小型淡水甲壳纲动物的一科。

Worms of the class Oligochaeta, including the earthworms and a few small freshwater forms.

寡毛纲动物任一寡毛纲环节软体虫，包括蚯蚓和一些小的淡水生物种类

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。