The blackbird's nest contained four eggs.是什么意思？

The blackbird's nest contained four eggs.

黑鹂巢里有四个蛋.

the

art. 指已提到的人（物），指说话人与听者已知的人（物），用于独一无二的事物前，与形容词最高级和序数词连用；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

nest

n. （鸟）窝，温床，（套叠在一起的）一套物件，藏匿处；vt. 筑巢，嵌套；vi. 筑巢；

例句
As soon as the two chicks hatch, they leave the nest burrow...
两只小鸟一出壳就离开了巢穴。

contained

v. 控制( contain的过去式和过去分词 )，克制，牵制，包含；

例句
Act II contained one of the funniest scenes I have ever witnessed...
第二幕里有我看过的最搞笑的场面之一。

four

num. 四，四个，第四；n. 四个人（或事物）的一组，得四分的一击，四人赛艇；

例句
His car was held up and he was abducted by four gunmen...
他的车遭遇拦劫，随后他被4名持枪歹徒劫持。

eggs

n. 卵( egg的名词复数 )，蛋，卵子，卵细胞；

例句
Place the eggs and sugar in a large basin.
把鸡蛋和糖放在一个大碗里。