1. S U 发烧，热度　 an illness in which the sufferer suddenly develops a very high temperature
2. U (of)一时的狂热　 an extremely excited state

　catch a ～　发烧
　develop a ～　发烧
　get a ～　发烧
　have a ～　发烧
　run a ～　发烧
　continual ～　连续发烧
　high ～　高烧
　light ～　有点烧，有点热
　severe ～　严重高烧
　slight ～　有点烧
　yellow ～　黄热病
　in a ～　在发烧
　be subject to ～　容易发烧

　She was obliged to keep to her bed because of a fever.　她因发烧而不得不躺在床上。
　She died of a fever, and no one could save her.　她死于高烧，谁也救不了她。
　My son's contracted a severe fever.　我的儿子已患病，严重高烧。
　He flew into a whim and went swimming on a cold winter day, and got a fever soon afterwards.　在冬季一个大冷天，他心血来潮去游泳，回来就发高烧。
　She had〔caught〕 a high fever last night.　她昨晚发高烧。
　He was pulled down by a sudden fever.　他突然发烧病倒了。
　A healthy child quickly recovers from a fever.　健康的孩子发烧后能很快恢复。
　An ordinary cold can soon lead to a fever.　一场普通的感冒很快就会引起高烧。
　The disease typically manifests itself in a high fever and chest pains.　这种疾病的典型症状是发高烧和胸痛。
　He doesn't have a fever.　他没发烧。
　An attack of fever soon pulled him down.　发高烧很快使他的身体衰弱下来。
　After two days of fever, he began to pull round.　发烧两天之后，他开始好转。
　A quick pulse often denotes fever.　脉搏快常意味着发烧。
　Aspirin can bring fever down.　阿司匹林能退烧。
　The fever has been killing off many of the older people in the city.　城里许多上了岁数的人染上了这种热病后相继死去了。
　It was not the operation, but the fever that followed, which finished him off.　不是手术，而是手术后的发烧使他死亡的。
　All the people who are suffering from the fever must be enclosed in the town.　所有患热病的人都不可离开此城。
　The high fever nearly finished him off.　那次高烧几乎使他送了命。
　The high fever often accompanies a mild infection.　高烧常伴有轻度感染。
　He seemed to pick up quickly after his fever went down.　他发烧好了以后身体似乎很快在好转。
　Has the child rallied from her fever yet?　这个女孩的高烧退了吗?
　The sudden cold weather brought on his fever again.　因天气骤冷，他发起烧来。
　My fever is gone, but I have a cough.　我不发烧了，但是还有点咳嗽。
　My fever was increasing at that time.　那时我的体温在升高。
　Travellers are reminded that inoculation against yellow fever is advisable.　提醒旅游者接种预防黄热病的注射是明智的。
　The mother nursed her son through his scarlet fever.　妈妈护理她患猩红热的儿子至病愈。
　Toward the end of the year he caught scarlet fever.　快到年底时他染上了猩红热。
　She might have some fever.　她可能有点发烧。
　She hasn't much fever.　她不太发烧。
　He was laid up four weeks with fever.　他因发烧已经卧床4周。
　The girl's forehead was flushed with fever.　由于发高烧，女孩的额头都红了。
　Certain fever recurs at regular intervals.　有些发烧症状会周期性反复出现。
　War fever was rising all over the Middle East.　战争狂热正在整个中东地区升温。
　These young people were infected with the revolutionary fever.　这些年轻人被革命热情所感染。

 ♣ have fever, have a fever
　表示一般“发烧”，用have fever和have a fever都可以，但在加上表示种类、程度的定语时，通常要加不定冠词a；而在其前有表示病名的形容词时，通常不加a. 试比较：

 ♣ fever, heat
　这两个词的共同意思是“热”“热度”。其区别在于：
1. heat指自然现象的温度或热气；而fever则指因病而体温升高的热，即病热。
2. 用于比喻， fever有“沸腾”“狂热”的意思；而heat有“热身赛”“辣”“激烈”的意思。例如：
　Neither the colds of winter nor the heats of summer seemed to have any influence on his bodily health.　冬天的严寒和夏天的酷暑似乎对他的身体健康都没有什么影响。
　The runner was eliminated in the first heat.　那位赛跑运动员在预赛中被淘汰。
　They argued with great heat.　他们争论得非常激烈。

　我的孩子上月发了两次高烧。
　［误］ My baby had two high fever last month.
　［正］ My baby had a high fever twice last month.
　他突然病倒，发起高烧。
　［误］ Suddenly he fell ill and ran high fever.
　［正］ Suddenly he fell ill and ran〔had〕 a high fever.
　［析］ fever没有复数形式，但有定语修饰时常可加不定冠词。

　［同义词］ ferment, passion, turmoil
　［词源］　古英语fēfer