The birds are singing in the trees outside our school.

鸟儿在我们学校外面的树上唱歌。

youdao

The old man asked him, "Did you notice the beautiful flowers along the road and the birds singing in the trees?"

这个老人问他：“你有没有注意到路旁那些美丽的花朵和树上歌唱的鸟儿？”

youdao

Birds are singing in the trees.

一只鸟在高树上歌唱。

youdao

She felt her heart tremble every time he shot an unsuspecting bird as it was singing in the trees.

VOA: special.2010.04.03

He went out and saw his mum in the trees, in the clouds, or when the birds were singing.

他走出去，看到自己的母亲,在树上，在云里，在鸟儿的歌声中。

普林斯顿公开课 - 人性课程节选