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。

We're trying to save manatees!

我们正尽力挽救海牛！

We're trying to save the manatees.

我们设法拯救海牛。

We're trying to save the manatees!

我们正在设法拯救海牛！

There used to be a lot of manatees.

海牛的数量曾经很多。

We are trying to save the manatees.

我们正在尽力救助海牛。

There used to be a lot of manatees.

这里以前曾经有很多海牛。

How big are the manatees?

你要问海牛有多大？

How big are manatees?

海牛有多大？

What do manatees look like? They are big and gray.

海牛体型大，皮肤灰色，生性温和害羞。

How long are manatees? They're about 10 feet long.

[10] 海牛体长十英尺左右，重约一千磅。

Manatees (also called sea-cows) actually look like giant underwater slugs.

实际上海牛看上去像巨型的水下鼻涕虫。

Their cousins are the manatees, the trunkless elephants of the rivers.

他们是鲸鱼，大海中没有象鼻的大象。

Their cousins are the manatees , the trunkless elephants of the rivers .

它们的近亲是海牛，生活在河中的同样的没有四肢的象。

Many are large animals, such as rhinos, tapirs, elephants, dugongs and manatees.

它们中的许多都是大型哺乳动物，比如犀牛、貘、大象、儒艮和海牛。

I pushed on through the shoal water, but now the manatees were also moving toward me.

我穿过浅水区域，继续向它们走进，但同时，这2只海牛也向我游来。

She has collected many photos OS animals, such as pandas, dogs, manatees and so on.

她收集了许多动物的照片。例如，熊猫、够、牛等。

Gentle and slow moving, manatees are said to be the mythical mermaids of sailors' imaginations.

缓慢而优雅的移动着的海牛据说就是海员幻想中神话般的美人鱼。

Gentle and slow moving, manatees are said to be the mythical mermaids of sailors' imaginations.

海牛游动温和而缓慢，被认为是海员遐想中富有神秘色彩的美人鱼。

I had often watched manatees in these warm coastal waters, but I'd never seen one act like this before.

在这片温暖的海域，我经常看见海牛，但是从没见过它们有这么怪异的举动。

It has been widely suggested or implied that manatees or dugongs could be behind the myth of the mermaid.

美人鱼之谜背后，有人猜测是海牛，亦有人暗示是懦艮(一种海里的哺乳动物)。

Manatees struggle for survival as the result of a gantlet of threats, from watercraft strikes to toxins in the water.

海牛（正）经受各方面威胁的考验，从水上船只的骚扰到水下毒素。