He missed five days of school because of illness.
patients who are recovering from major surgery or serious illness
She had had no serious illnesses, and had never been in hospital.
My aunt died that spring after a long illness.
More than three million people suffer from severe mental illness.
depressive illnesses
She had had no serious illnesses, and had never been in the hospital.
英语词典包含67175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。