“preschool children”的概念、定义、翻译、参考文献-科学参考

单词	preschool children
释义	preschool children Encyclopedia 教育学[学前儿童发展与教育]释 preschool children学前儿童尚未达到入学年龄的儿童。又称学龄前儿童。
随便看	sample autocorrelation function sample autocovariance sample autocovariance function sample average sample averaging sample-based method sample block sample capacity sample CD sample censoring sample central moment sample central moment of order k sample characteristic sample characteristic value sample cluster sample coefficient sample coefficient of variation sample coins of the Qing dynasty sample collection sample complexity sample confirming sample continuity sample correlation coefficient sample correlation matrix sample covariance

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。