Like most aquatic insects, mayflies moult as they grow.

像大多数水生昆虫一样，蜉蝣在成长过程中换羽。

The pond is small but can support many aquatic plants and fish.

这个池塘虽小，但是能养活许多水生植物和鱼。

Visitors can view a rich and colourful array of aquatic plants and animals.

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。

That long skeletal structure suggests that it was aquatic.

这种长长的骨骼结构表明它是水生动物。

Aquatic exercise is like exercise on land, but you do it in a swimming pool.

水上运动就像陆地上的运动，但你是在游泳池里做这个的。

They prevent fish migrations and change aquatic habitats essential for native species.

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。

Painlevé was a pioneer in underwater film-making, and a lot of his short films focused on the aquatic animal world.

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。

Unlike aquatic and marine forms, land plants cannot always rely on water currents to carry their sex cells and disperse their fertilized eggs.

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。

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.

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。

Manatees, aquatic mammals inhabiting Florida's rivers and coastal waters, swim close to the surface and are frequently killed in collisions with boats.

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。

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.

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。

The ear area of its skull had characteristics seen only in aquatic mammals, specifically whales.

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。

Flippers may indeed be a necessary response to aquatic life, turtles, whales, and dugongs also have them.

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。

Today's land tortoises constitute a single branch, deeply nested among branches consisting of aquatic turtles.

现在，陆龟构成一个独立的分支，完全被淹没在海龟的分支当中。

The elongated, serpentine body that allows land snakes to slither through dense grass also serves aquatic snakes in propelling through the water.

这种细长蜿蜒的身体能让陆地上的蛇在茂密的草丛中爬行，也能让水蛇在水中游动。

The pond lily Nuphar shimidai floats majestically on the water, adding greatly to the beauty of the aquatic plants pool.

萍蓬草在水面摇曳生姿，为水生植物池增添不少风采。

Epidemiological survey was performed on the natural environment and the infection of fasciolopsis buski in aquatic in Weishan county.

对微山县水产养殖的自然环境和布氏片虫病的感染情况进行了流行病学调查。

IS IT an aquatic car or a terrestrial boat?

它到底是一辆水上汽车呢，还是一艘陆地小艇呢？

Do you like to watch those aquatic animals?

你喜欢看那些水栖动物吗？

Her favorite was the National Aquatic Center, the Water Cube.

她喜欢的是国家游泳馆- - -水立方。

Majestic, aquatic human beings with lungs the size of oranges.

那些仪表威严、如鱼得水的人们，长着如桔子般大小的肺。

Aquatic animals get tanks, land animals get enclosures of some kind.

水栖动物获得池塘，陆栖动物获得某种笼子。

Venice is a world-famous aquatic city, often compared to China's Suzhou.

威尼斯是世界闻名的水上城市，常有人把它比作中国的苏州。

Pumping this supersalty water back into the ocean can harm local aquatic life.

如果把这些高含盐的废水排入大海，那么本地的水生作物会受到严重伤害。

God has made devices to keep fish and other aquatic animals alive in cold regions.

神设定了装置，让鱼和其他水生动物生活在寒冷的区域。

Researchers worldwide are developing robots that look and act like aquatic creatures.

全世界的研究者们都想制造出可以模仿水生生物的机器。

Phosphorus is a big issue for sustainability and the quality of aquatic ecosystems.

磷在支撑与保证水生态系统的质量方面有着重大意义。