摘要：“Birds of a feather” 是英语中一个非常常见的习语，它完整的说法是：Birds of a feather flock together.物以类聚，人以群分，就像同一种羽毛的鸟儿会一起飞翔一样。同类总会互相吸引，人也一样。

birds of a feather

If you refer to two people as birds of a feather, you mean that they have the same interests or are very similar.

志趣相投的人；一路人

“Birds of a feather” 是英语中一个非常常见的习语，它完整的说法是：Birds of a feather flock together.物以类聚，人以群分，就像同一种羽毛的鸟儿会一起飞翔一样。同类总会互相吸引，人也一样。

The two boys are birds of a feather — both love video games and hate sports.
这两个男孩果然是一路人，都喜欢打游戏，不喜欢运动。

来源：每日学英语