birds

Birds use warm air currents to help their flight .

鸟利用暖气流助飞。

The birds are found in over 70 different localities .

现已发现这种鸟栖息在70多个不同的地区。

This species of bird is decreasing in numbers every year .

这种鸟的数量在逐年减少。

The lake is noted as a home to many birds .

这个湖作为许多鸟类的栖息地而闻名。

The area has a wealth of bird life .

这个地区栖息着大量的鸟。

Ten new cases of bird flu were reported yesterday .

昨天新增十例禽流感病例报告。

The bird is now a rare sight in this country .

如今在这个国家，这种鸟已罕见了。

The cat was on the wall , watching for birds .

那只猫在墙上伺机捕捉鸟儿。

You don 't often see this bird in daytime .

这种鸟白天不常见。

Some birds which were once a common sight are now becoming rare .

有些曾经随处可见的鸟类现在日益稀少。

Huge numbers of birds had flocked together by the lake .

成群的鸟聚集在湖边。

The male and female birds take turns in sitting on the eggs .

雄鸟和雌鸟轮流伏窝。

The male bird has distinctive white markings on its head .

雄鸟的头上有明显的白色斑纹。

Many British birds winter in Africa .

许多英国的鸟在非洲过冬。

The male bird has a red spot on its beak .

雄鸟喙上有一个红点。

The sound was not unlike that of birds singing .

这声音有点像鸟鸣。

The birds circled in a slow spiral above the house .

鸟儿在房子上空缓缓盘旋。

The male bird has a differently shaped head .

雄鸟的头形有点特别。

The forest 's dense growth provides nesting places for a wide variety of birds .

森林里茂密的植物为各种各样的鸟儿提供了筑巢的地方。

The birds were singing outside my window .

鸟儿在我窗外啼啭。

Many caged birds live longer than their fellows in the wild .

许多笼中鸟比野外同类鸟的寿命长。

He held the bird gently in the palm of his hand .

他把小鸟轻轻地托在掌心。

The male bird is easily distinguishable from the female .

这种鸟很容易辨认雌雄。

The baby fish are easy prey for birds .

这些小鱼很容易被鸟类捕食。

With a flap of its wings , the bird was gone .

鸟振翅飞走了。

She is that rare bird : a politician with a social conscience .

她是这么一种少见的人：有社会良知的政治家。

Birds wheeled above us in the sky .

鸟儿在我们上空盘旋。

Two birds settled on the fence .

两只鸟落在篱笆上。

The male bird is distinguished from the female by its red beak .

雄鸟喙呈红色，有别于雌鸟。

Birds feed on nuts and berries in the winter .

鸟类靠坚果和浆果过冬。