1. This report concerns a 51-year-old male who initially suffered from chronic headache with aggravation, visual disturbance and neck stiffness. 我们报告一例51岁的男性病人，最初的症状是慢性头痛逐渐严重、视力变差、以及颈部僵硬。
2. Results 65 patients were cured through non-operative treatment. 3 patients underwent surgical procedure because of aggravation of peritonitis. 结果65例上消化道穿孔病例经非手术治疗痊愈，3例因腹膜炎加重中转手术。
3. The Chinese government has set a timetable for pollution control of the country's major lakes, aiming to curbing the pollution aggravation by 2010 and restoring them to their original state by 2030. 中国政府已经制作了一张为国家主要湖泊的污染控制的时间表，目标是于2010年限制污染的扩大和在2030年恢复他们原来的模样。
英英解释
n.
1. an exasperated feeling of annoyance
2. unfriendly behavior that causes anger or resentment
3. action that makes a problem or a disease (or its symptoms) worse
