“item difficulty”的概念、定义、翻译、参考文献-科学参考

单词	item difficulty
释义	item difficulty Encyclopedia 理学项目分析释 item difficulty项目难度被试完成测验项目任务时所遇到的困难程度。一般在学业和能力测验中会较多使用难度来考察项目对于被试的难易程度。
随便看	Bodoni字体 Bodončar Bodouna body body and accessories test system body area network Body Art body balance feedback training instrument bodybuilding body cell body-centered cubic body-centered cubic lattice body-centered cubic lattice, bcc lattice body centered lattice body-centered lattice body-centered orthorhombic lattice body-centered tetragonal body-centered tetragonal lattice body changed handwriting body color body communication body composition body coordinate system body diagonal body dysmorphic disorder

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。