名词
中文翻译：鸟巢
同义词：
['nest', 'roost', 'nesting例句：1. The bird is nesting in the tree.（这只鸟正在树上筑巢。）']
例句：
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1. The bird is nesting in the tree.
这只鸟正在树上筑巢。
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2.The baby chicks are learning to fly and nest on their own.
小鸡们正在学习飞翔，并开始自己筑巢。
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3.The hunter carefully observes the birds' nesting habits.
猎人仔细观察了鸟儿筑巢的习惯。