“learning disabilities”的概念、定义、翻译、参考文献-科学参考

单词	learning disabilities
释义	learning disabilities Encyclopedia 理学学习差异释 learning disabilities; LD学习困难学生的感官和智力正常，但在听、读、说、拼、写和计算等方面存在某种障碍，学习成绩明显低于同年级学生、远未达到教学目标的现象。
随便看	specific rotatory power specific routine specific search images specific sign specific speed of pump specific star-formation rate specific strength specific surface area specific surface area of catalyst specific surface area, SSA specific term of geographical name specific test coal sample specific thalamo-cortical projection system specific thrust specific tools specific types information retrieval specific value specific viscosity specific volume specific water capacity specific weight specific work specific yield specified specified botanical garden

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。