infection

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数据源: ai_enrichment
感染是指病原体侵入生物体并引起疾病的过程,也泛指不良影响或传染现象。

用法要点

句型搭配

常用作可数名词,表示具体的感染事件或疾病,如 'an infection' 或 'infections';也可用作不可数名词,泛指感染状态。

• He has an infection.
• The infection spread quickly.
• Risk of infection is high.

介词用法

常与介词 'with' 连用表示感染某种病原体,如 'infection with bacteria';也可用 'from' 表示感染来源,如 'infection from contaminated water'。

• Infection with the virus is common.
• She got an infection from the wound.
• Prevent infection from spreading.

语域说明

在医学和日常语境中广泛使用,指身体感染;在比喻或抽象语境中,可表示思想、情绪等的负面影响,如 'infection of fear'。

• The infection cleared up after treatment.
• An infection of doubt spread through the team.
• Control the infection rate.

基础例句

I think I have an infection because my throat hurts and I have a fever.

我觉得我感染了,因为喉咙痛还发烧。

Wash your hands often to avoid getting an infection.

经常洗手以避免感染。

The doctor said the infection should go away with antibiotics.

医生说感染用抗生素应该会好。

She caught an infection from her coworker who was sick last week.

她从上周生病的同事那里感染了。

高级例句

The hospital implemented strict protocols to minimize the risk of nosocomial infections.

医院实施了严格的规程以降低院内感染的风险。

In the business report, they highlighted how cybersecurity breaches can lead to an infection of malware across the network.

在商业报告中,他们强调了网络安全漏洞如何导致恶意软件在整个网络中传播感染。

Researchers are studying the mechanisms of viral infection to develop new antiviral drugs.

研究人员正在研究病毒感染的机制以开发新的抗病毒药物。

The company faced an infection of negative publicity after the product recall, affecting its stock prices.

公司在产品召回后面临负面宣传的蔓延,影响了股价。

高频搭配

verb

cause infectionprevent infectiontreat infectionspread infectionreduce infection

adjective

serious infectionbacterial infectionviral infectionrespiratory infectionsecondary infection

noun

risk of infectionsite of infectiontype of infectionrate of infectioncontrol of infection

adverb

easily infectedhighly infectiousrapidly spreading infection

preposition

infection withinfection frominfection in

phrase

fight off infectioncome down with an infectionclear up the infection

常见错误

❌ 错误:I have an infection on my leg.
✓ 正确:I have an infection in my leg.

错误在于介词使用不当。'infection' 通常与 'in' 连用表示感染部位在体内或某处内部,而不是 'on' 表示表面。

❌ 错误:He got infection from the food.
✓ 正确:He got an infection from the food.

错误在于缺少冠词。'infection' 作为可数名词时,在单数形式前通常需要冠词 'an' 或 'the',以表示具体的感染事件。

近义词辨析

contagion

'contagion' 更强调疾病通过接触或空气传播的传染性,常用于流行病学语境,而 'infection' 更通用,指病原体侵入并引起疾病的过程。

The contagion spread rapidly through the crowded city, while the infection was localized to the wound.

disease

'disease' 指具体的疾病或病症,可能由感染引起,但范围更广,包括非感染性疾病;'infection' 特指由病原体引起的感染状态。

Diabetes is a chronic disease, not an infection, whereas pneumonia can be caused by a bacterial infection.