单词	system survey
释义	system survey 系统概述
随便看	matrix radius matrix rank matrix receiver matrix reduction matrix representation matrix representation of graph matrix retainer matrix ring matrix rock matrix rolling machine matrix router matrix row matrix row spacing matrix sampling matrix save value matrix selection matrix semigroup matrixsentence matrix sentence matrix sequence controller matrix series matrix sign matrix signal matrix size matrix solution 耳有所闻，不学而不如聋；月有所见，不学而不如盲。耳朵不硬，心思不定耳朵不离腮耳朵塞棉花，装聋子耳朵塞鸡毛耳朵塞鸡毛了耳朵尖耳朵是棉花做的耳朵皮子软耳朵短喑喑哑喑默喓喓喓喔喘喘吁吁喘咳喘息