light boxnoun [ C ]
a box that shines with a bright artificial light similar to natural light, used to treat conditions such as SAD (= sadness and low energy caused by lack of light in winter), sleep problems, and skin problems
英语词典包含110679条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。