单词	bell-shaped
释义	bell-shaped adjective ˈbel-ˌshāpt  1 : shaped like a bell 2 : relating to or being a normal curve or a normal distribution Word History First Known Use 1744, in the meaning defined at sense 1
随便看	educate educated educatedly educatedness educatednesses educatee educatees educates educatia educating education educational educational psychologist educational psychology educational quotient educational sociology educational television educational test educationalist educationalists educationally educationese educationeses educationist educationists

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