词汇 | concentration span |
释义 | Definition of concentration span in English:concentration spannoun
Origin1930s; earliest use found in Recreation. Definition of concentration span in US English:concentration spannoun
Origin1930s; earliest use found in Recreation. |
随便看 |
春雷网英语在线翻译词典收录了464360条英语词汇在线翻译词条,基本涵盖了全部常用英语词汇的中英文双语翻译及用法,是英语学习的有利工具。