birds

birds of a feather.

同一种类的鸟

Birds mate in spring.

鸟在春天交配。

birds of ill omen.

带来恶兆的鸟

birds with colourful markings

有艳丽斑纹的鸟

Birds fly in the air.

鸟在空。

Birds mate in the spring.

鸟儿在春天交配。

the sound of birds singing

鸟儿歌唱的声音

The birds flew upward.

鸟儿向上。

Birds incubate eggs.

鸟孵卵。

These birds navigate by the sun.

这些鸟靠太阳确定方向。

the seasonal migration of birds

鸟的季节性迁

Many birds mate in the springtime.

鸟在春天交配。

A Guide to the Birds of Britain and Europe.

英国和欧洲大陆鸟类指南。

the birds rise like brume.

鸟群了起来，好似升起一团雾霭。

the researchers set the birds free.

研究人员们把鸟放。

juvenile birds with yellow gapes.

黄喙雏鸟。

small birds that prey on insect pests.

捕食害虫的小鸟。

the birds rested stilly.

那些鸟静静地休息。

the birds are sunning their wings.

鸟儿在晒翅膀。