广播电视英语短句 第 162 课：沙发土豆-5

Birds build nests out of sticks to hold their eggs and baby birds. 鸟儿筑巢是出于安放它们的蛋和幼鸟。

Some insects build cocoons around themselves for protection while they grow and change. 有些昆虫在其自身周围结茧，是为了给予他们的成长变化以保护。

Nests and cocoons provide security for wildlife. So people like the idea of nests and cocoons, too. 巢和茧为野生动物提供了安全。因此人们也喜欢筑巢和结茧的想法。

The terms cocooning and nesting became popular more than twenty years ago. 词语“结茧”和“筑巢”已经走红了二十多年了的历史。

They describe people buying their first homes and filling them with many things. These people then had children. 他们（用来）形容正在购买他们的第一个家园并且往家中填充很多东西的人。这些人之后便有了孩子。