查询词典 freshwater

Simple nearly stemless freshwater aquatic plants; widely distributed .

简单几近无茎淡水水生植物；广泛分布。

Freshwater fish of Central America having a long swordlike tail; popular aquarium fish.

中美洲有剑一样长尾巴的淡水鱼；养鱼池中很常见。

Any of several freshwater food and game fishes of the genus Thymallus of the Northern Hemisphere, having a small mouth and large dorsal fin.

茴鱼北半球的几种茴鱼属的几种供食用钓捕用的淡水鱼类中任何一种，有小嘴和大背鳍

Any of various freshwater fishes of the family Toxotidae that spit drops of water at insects and prey on those knocked to the surface of the water .

射水鱼射水鱼科的一种淡水鱼，它可将水滴喷向昆虫并捕食击落于水面的昆虫

Coevolution, freshwater snails, maintenance of sexual reproduction, Red Queen hypothesis, Trematoda, parthenogenesis.

&研究表明，在寄生虫丰富的环境中，有性生殖可以赋予物种进化优势，&约凯拉表示。

Eleven species of trematodes belonging to 6 families 9 genus have been obtained from some freshwater fishes in Fujian Province.

我国淡水鱼类寄生吸虫的种类，过去在湖北~(〔2〕)，江苏太湖~(〔2〕，〔3〕)，贵阳~(〔4〕)，福建~(〔5〕，〔6〕)等地都进行过研究；我们近年来在福建各县也采得一批标本，经初步鉴定，其中有11种吸虫是新种及1种新纪录，隶于6科9属，兹记述如后

The parasitic larva of certain freshwater mussels of the family Unionidae,having hooks for attaching to the gill s or other external parts of a host fish.

瓣钩幼虫珠蚌科淡水贝类的寄生幼体，长有钩并用来附着在寄宿主鱼的鳃或其他体外部分

The parasitic larva of certain freshwater mussels of the family Unionidae, having hooks for attaching to the gills or other external parts of a host fish.

瓣钩幼虫珠蚌科淡水贝类的寄生幼体，长有钩并用来附着在寄宿主鱼的鳃或其他体外部分

The Poyang Lake is largest freshwater lake in China, and one of the most important wintering habitats of migratory birds in the world.

鄱阳湖是中国最大的淡水湖，是全球最重要的候鸟越冬栖息地之一。

Mostly freshwater eukaryotic algae having the chlorophyll masked by brown or yellow pigment; yellow-green and golden-brown algae and diatoms: Xanthophyceae, Chrysophyceae, Bacillariophyceae; some some classification systems superseded or subsumed by Heterokontophyta.

大部分淡水真核状态的海藻，具以褐色或黄色色素掩饰的叶绿素；黄绿和金褐色的海藻和硅藻属；黄藻纲、金藻纲和硅藻纲。

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。