?学龄
... 学监proctor 学龄schoolage 导生制{小老师}pupil-teachersystem ...
The data analyzed showed that in some countries less than 50% of the secondary schoolage population in rural areas is attending school.
UNESCO: MEDIA SERVICES
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。