challenged
adjective uk/ˈtʃæl.ɪndʒd/ us/ˈtʃæl.əndʒd/
（生理或精神状况）有障碍的
having a physical or mental condition that makes ordinary activities more difficult than they are for other people
英汉双解词典收录81607条英汉双解翻译词条，基本涵盖了全部常用单词的读音、翻译及用法，是英语学习的有利工具。