Today's bluebird weather is very suitable for climbing snow mountains.

今天这个无云的天气很适合爬雪山。

Bluebirds left the forest where they had lived for years.

蓝知更鸟离开了生活多年的森林。

The female bluebird's plumage is not as bright as the male's.

雌性蓝鸲的羽毛没有雄性的鲜艳。

Bluebird fell from her branch.

蓝鸟从她的树枝上摔落。

One of them is the bluebird.

其中一个是蓝鸟。

All day, Bluebird ate bugs.

整个白天，蓝鸟在吃虫子。

Owl and Bluebird became good friends.

猫头鹰和知更鸟成了好朋友。

All day, Bluebird flew.

整个白天，蓝鸟在飞。