cu·ri·os·i·ty/ˏkjrɪ`ɑsətɪ; ˌkjʊəriˈɒsɪti/ n [U, singular 单数] the desire to know something or to learn about something 好奇心: + about Children have a natural curiosity about the world around them. 孩子们对周围的世界有天生的好奇心。 out of curiosity Just out of curiosity, how old are you? 只是出于好奇问问而已，你几岁了？