慢速英语:研究调查了美国人是如何看待鸟类的

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fascinating – adj. very interesting or appealing

framework – n. a set of ideas or facts that provide support for something

mascot – n. a person, animal, or object used as a symbol to represent a group such as a sports team and to bring good luck

negative – adj. expressing dislike or disapproval

positive – adj. showing or expressing support, approval, or agreement

reputation – n. the common opinion that people have about someone or something