毒杀芬湖中的水，其吸收的水生的植物和动物。
Of toxaphene in lake water and its uptake by aquatic plants and animals.
我们觉得好像在一个半水生的座舱里精致的金色反光。
We feel like in a subaquatic cockpit with delicate golden reflections.
主要为水生的节肢动物，通常身体分节并有壳质的外骨骼。
Any mainly aquatic arthropod usually having a segmented body and chitinous exoskeleton.
一群主要是水生的、能行光合作用而无法精确定义的有机体。
Members of a group of mostly aquatic, photosynthetic organisms (see photosynthesis) that defy precise definition.
很好地适应湿地环境，这些羚羊一般用三角洲的半水生的草喂养。
Well adapted to wetland environments, these antelope typically feed on the delta's semiaquatic grasses.
角状的水池草；完全水生的草本植物；有些分类中包括在眼子菜科中。
Horned pondweed: completely submerged herbs; in some classifications included in potamogetonaceae.
跟他们水生的同伴一样，宠物小鸡不会活得很长，通常能活几天或者几周。
Like their aquatic counterparts, pet chickens don't have very long life expectancies, usually hanging on for just a few days or weeks.
水生的，石蚕蛾的蠕虫状幼虫，包在被沙粒、卵壳碎片以及其它碎片盖住的柱形盒内。
The aquatic, wormlike larva of the caddis fly, enclosed in a cylindrical case covered with grains of sand, fragments of shell, and other debris.
水生的海藻，更难以种植，但是会产生高品质的成品油，这种油不需要太多处理便可以变成生物柴油。
Algae, being aquatic, are more fiddly to grow, but promise a high-quality product, oil, that will not need much treatment to become biodiesel.
但是，格兰特博士说，这是有关“地震前线索”的第一个令人信服的可能机制，水生的、半水生的以及掘穴的动物可能能感觉到这样的线索并且作出反应。
But, Dr Grant says this is the first convincing possible mechanism for a "pre-earthquake cue" that aquatic, semi-aquatic and burrowing animals might be able to sense and respond to.
参观者可以观赏到一系列各种各样、色彩斑斓的水生动植物。
Visitors can view a rich and colourful array of aquatic plants and animals.
它们阻止了鱼类迁徙，并改变了对本地物种至关重要的水生栖息地。
They prevent fish migrations and change aquatic habitats essential for native species.
海牛是生活在佛罗里达河流和沿海水域的水生哺乳动物，它们游到海面附近，经常在与船只相撞时被撞死。
Manatees, aquatic mammals inhabiting Florida's rivers and coastal waters, swim close to the surface and are frequently killed in collisions with boats.
他们认为，开始适应水生生活的陆地动物很快就会变成既不是鸟也不是鱼，无法在任何一种环境中生存。
They contended that land animals that began to adapt to aquatic life would soon be neither fowl nor fish, incapable of surviving in either medium.
鳍状肢可能确实是水生生物的必要反应，海龟、鲸鱼和儒艮也有鳍状肢。
Flippers may indeed be a necessary response to aquatic life, turtles, whales, and dugongs also have them.
Painlevé是水下拍摄的先驱，他拍了很多关于水生动物世界题材的短片。
Painlevé was a pioneer in underwater film-making, and a lot of his short films focused on the aquatic animal world.
与水生和海洋生物不同，陆生植物不能总是依靠水流来携带它们的生殖细胞和分散它们的受精卵。
Unlike aquatic and marine forms, land plants cannot always rely on water currents to carry their sex cells and disperse their fertilized eggs.
这可能会导致河里的水生植物快速生长，从而导致水道被生物体堵塞，从而改变水流。
This could cause rapid growth of water plants in the river, which can lead to the water ways getting clogged with organisms, which can change the flow of the water.
为了消除这种杂草，生物学家建议用某种对人类和水生动物无毒的除草剂来处理受感染的部分湖泊。
In order to eliminate the weed, biologists proposed treating infested parts of the lake with a certain herbicide that is nontoxic for humans and aquatic animals.
它头骨的耳朵区域具有只有水生哺乳动物才有的特征，特别像鲸鱼。
The ear area of its skull had characteristics seen only in aquatic mammals, specifically whales.
这种长长的骨骼结构表明它是水生动物。
与海洋生境不同的是，淡水生境的环境条件变化很大。
The environmental conditions of freshwater habitats, unlike those of ocean habitats, are highly variable.
如今的绿藻大多生活在淡水水域中，这一点说明它们的早期进化史可能起源于淡水生境。
Today green algae live mainly in freshwater, suggesting that their early evolutionary history may have occurred in freshwater habitats.
通过节俭，她设法以自己微薄的薪水生活。
这种鲸保留了尾巴，没有现代水生鲸类动物用于行动的主要部位，尾片。
The whale retained a tail and lacked a fluke, the major means of locomotion in modern cetaceans.
一天，一群水生蝽在谈论它们如何看到其它的水生蝽爬上睡莲花的叶子，并从视线中消失。
A group of water bugs was talking one day about how they saw other water bugs climb up a lily pad and disappear from sight.
面对这些证据，包括雀巢和可口可乐在内的几家瓶装水生产商也用同样的方法进行了自己的研究。
Confronted with this evidence, several bottled-water manufacturers including Nestle and Coca-Cola undertook their own studies using the same methodology.
凭着节俭，她设法以自己微薄的薪水生活。
本主题处理森林及森林外树木帮助调节土壤、水文以及水生系统的作用。
The theme addresses the role of forests and trees outside forests to help moderate soil, hydrological and aquatic systems.
本主题处理森林及森林外树木帮助调节土壤、水文以及水生系统的作用。
The theme addresses the role of forests and trees outside forests to help moderate soil, hydrological and aquatic systems.
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