查询词典 freshwater

Any of various freshwater ciliate protozoans of the genus Paramecium, usually ''.'oval'.'' and having an oral ''.'groove'.

草履虫一种有纤毛的淡水草虫履属原生动物，通常呈卵形且有摄食用的口''。

The Hope Pearl is a white drop-shaped freshwater blister pearl, thought to be one of the most famous pearls, and perhaps the largest saltwater specimen in existence.

珍珠的希望是一种白色下降形水泡淡水珍珠，被认为是最著名的珍珠之一，也许是最大的咸水湖存在标本。

The abundant plant fossils in coal beds indicate that they originated in warm, freshwater-swampy forests, much as peat bog s form now.

在煤层中出现的大量植物化石表明，煤是形成于温暖的具新鲜水的沼泽森林之中，很像现今的泥炭沼泽环境。

Any of various long,snakelike,scaleless marine or freshwater fishes of the order Anguilliformes or Apodes,especially Anguilla rostrata of eastern North America or A.anguilla of Europe,that lack pelvic fin s and characteristically migrate from fresh water to salt water to spawn.

鳗任一种长的蛇形的无鳞海洋或淡水鱼，尤指产于北美东部的扁平鳗鲡属或欧洲的鳗属，都缺少腹鳍，并且是典型的从淡水中迁居到盐水中产卵

Elongate, pennate diatom, typical bilateral symmetry, more typical of freshwater environments .

圆形，辐射对称，壳面上的花纹呈辐射状排列，海产多。

Any of various usually edible freshwater percoid fishes having compressed bodies and shiny scales; especially of the genus Lepomis.

多种可食用淡水狗鱼，有扁平的身体和闪光的鳞片；尤其指鲈形目但不排除其它。

The Piranha is a freshwater fish living in South American rivers.

水虎鱼是淡水鱼，生活在南美的河流中。

Owing to its powerful regenerating ability, freshwater planarian has been attached high importance as model animal for the study of development and regeneration.

由于其惊人的再生能力，淡水涡虫作为研究再生和发育的模式动物受到研究者关注。

Platypus to water pollution is very sensitive, not only to live in contaminated freshwater.

鸭嘴兽对水质污染非常敏感，只生活于没有污染的淡水中。

Positive cells were only seen in the oesophague of freshwater pomfret.

在鱼类的后鳃腺中相继发现这种激素的存在。

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。