Keratoprotein constitutes hair, nail, feather, silk and cobweb.

角质蛋白构成发、指甲、、蚕丝及蛛网。

Badminton can be played by two or four people.

球可由两人或四人来打。

The bright plumage of a parrot made it beloved by people.

鹦鹉的丽使人们很爱它。

In other words, these birds of a feather defrock together.

换句话说，这些鸟类是次性褪光所有的。

The feathers of a bird's wing underlap each other.

鸟翅上的是部分相互重叠的。

A bird that has loose, ruffly feathers is probably happy.

看上松松的大多是只快乐的鹦鹉。

The bottom of the nest is laid with feathers and hair.

巢的底部是用头发铺成的。

The bird fluffed out its feathers in the sun.

那只鸟儿在阳光下抖开。

Peregrine falcons usually pluck the feathers and strip the flesh off their bird prey.

游隼捕到鸟类猎物时，通常是先拔掉它们的，再把肉撕下来。

Mattress are filled with feathers, cotton, or straw.

床垫里塞满了、棉花或草。

Feather Boa – 6 foot feather boa with green and white chandelle feathers.

围巾，6英尺长，混绿白，围巾两侧接口处各有个三叶草形状的徽章。

The bird puffed out its feathers.

这只鸟竖起了。

Feathers initially developed from insect scales.

最初由昆虫的翅瓣演化而来。

The bird fluffed out its feathers.

鸟儿抖开。

This is the only species of flamingo in the region, easily recognized by its pink plumage.

这是那个地区唯种火烈鸟，很容易凭粉红的辨认出来。

An example of macroevolution is the appearance of feathers during the evolution of birds from theropod dinosaurs.

宏进化的个例子是鸟类在从兽角亚目的恐龙进化期间的出现。

A bird trims its feathers.

鸟整饰它的。

He played badminton for sport.

他打球是打着玩的。

The bird fluffed its feathers.

鸟啄它的使之松散。

Do a few withered grass, feather or hide lid to be on scree next, make it an incubative nest.

然后弄来些枯草、或兽皮盖在小石子上，做成了个孵蛋的窝。