severe
用法要点
句型搭配
severe 常与 be 动词连用，构成 be severe 结构，表示状态或性质；也可用于比较级和最高级形式，如 more severe 或 the most severe。
介词用法
severe 后常接介词 on 或 with，表示对某人或某事严格；接 in 表示在某个方面严重，如 in condition 或 in pain。
语域说明
severe 在正式和非正式语境中都常用，但更偏向正式或中性，适用于日常对话、学术写作和商务报告，描述负面或极端情况。
基础例句
The weather forecast predicts severe storms tonight, so stay indoors.
天气预报预测今晚有严重风暴，所以请待在室内。
My headache is getting severe; I need to take some medicine.
我的头痛越来越严重了，我需要吃点药。
The teacher was severe with the students who didn't do their homework.
老师对那些没做作业的学生很严厉。
After the accident, he suffered severe injuries and had to go to the hospital.
事故后，他受了重伤，不得不去医院。
高级例句
The company faced severe financial losses due to the economic crisis, leading to restructuring.
由于经济危机，公司面临严重的财务损失，导致重组。
In the study, patients with severe depression showed significant improvement after therapy.
在这项研究中，患有严重抑郁症的患者在治疗后显示出显著改善。
The government imposed severe sanctions on the country for violating international laws.
政府对该国违反国际法实施了严厉制裁。
Climate change is causing severe disruptions to ecosystems worldwide, as reported in recent research.
正如最近研究报告所示，气候变化正在全球范围内对生态系统造成严重破坏。
高频搭配
verb
adjective
noun
adverb
preposition
phrase
常见错误
severe 通常用于描述更严重或极端的情况，如 severe illness（重病），而普通感冒常用 bad 或 heavy。这里用 severe 可能夸大病情，建议用更常见的表达。
severe 主要形容严格、严厉或严重的性质，如 severe criticism（严厉批评），而测试的难度应用 difficult 或 hard。这里混淆了词义，应使用更准确的形容词。
近义词辨析
strict
strict 强调规则或标准的严格执行，常用于人或制度；severe 更侧重程度强烈或后果严重，可用于事物或情况。
The teacher is strict about deadlines. (老师对截止日期很严格。) vs. The punishment was severe for breaking the rule. (违反规则的惩罚很严厉。)
serious
serious 指重要或庄重，也可表示严重但语气较轻；severe 程度更强，常暗示极端或负面影响更大。
He has a serious injury. (他伤得很重。) vs. He has a severe injury that requires surgery. (他伤得非常严重，需要手术。)