广播电视英语短句 第 79 课：遭受剧烈头疼-1

Dengue fever is sometimes called "break-bone fever." 登革热有时又称为“骨折热”。

It produces intense pain in the muscles and joints and behind the eyes. People get severe headaches. 这种疾病会导致强烈的肌肉、关节及眼后部位疼痛，让人们遭受剧烈头疼。

There are no cures, but most people recover, though some take a long time. 此病目前尚无治疗方法，但大部分的人仍然能够痊愈，不过有些人需要很长的恢复时间。

Dengue is spread through the bite of infected mosquitoes. 登革热是经由带病毒的蚊虫叮咬进行传播的。

Four related viruses cause the disease. Recovery from one of them provides lifetime protection only against that virus. 目前有四种相关病毒能够引起这种疾病，感染其中任何一种后能够获得相应的终身免疫力。