单词	stanine
释义	stanine noun sta·​nine ˈstā-ˌnīn  : any of the nine classes into which a set of normalized standard scores arranged according to rank in educational testing are divided, which include the bottom 4 percent and the top 4 percent of the scores in the first and ninth classes and the middle 20 percent in the fifth, and which have a standard deviation of 2 and a mean of 5 Word History Etymology standard (score) + nine First Known Use 1944, in the meaning defined above
随便看	syros syrphians syrphid syrphid fly Syrphidae syrphids syrphus fly syrrhapteses syrrhaptesses syrt syrtes syrtis Syrtis Major syrtis major Syrtis Minor syrts syrup syrup pan syruped syruper syrupier syrupiest syruping syrups syrupy

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