Word · Frequency #2510
infection
感染；传染
the process or result of harmful microorganisms entering the body and causing disease
- 1.
The act or process of infecting.
感染的行为或过程
- 2.
An uncontrolled growth of harmful microorganisms in a host.
宿主体内有害微生物的失控生长
- 3.
A disease caused by such presence of a pathogen.
由病原体存在引起的疾病
- 4.
A visible sign of such a disease, such as the suppuration of a wound.
此类疾病的可见迹象,如伤口化脓
语音同化；音变；感染的行为或过程；宿主体内有害微生物的失控生长；由病原体存在引起的疾病；此类疾病的可见迹象,如伤口化脓
In use
The doctor said the wound had an infection and gave me antibiotics.
You should clean the cut carefully to prevent infection.
After the operation, he developed a serious infection in his lungs.
infection with sth
表示感染某种病原体
The patient developed an infection with drug-resistant bacteria.
患者感染了耐药菌。
an infection of sth
表示身体部位的感染
He had an infection of the respiratory tract.
他患了呼吸道感染。
the risk of infection
表示感染的风险
Connections
Collocations
- spread an infection
- 传播感染
- Wash your hands to avoid spreading an infection to others.洗手以避免把感染传播给他人。
- treat an infection
- 治疗感染
- The doctor prescribed antibiotics to treat the infection.医生开了抗生素来治疗感染。
- prevent infection
- 预防感染
- Vaccination can help prevent infection from many diseases.接种疫苗有助于预防许多疾病的感染。
- bacterial infection
- 细菌感染
- Pneumonia is often caused by a bacterial infection.肺炎通常由细菌感染引起。
- viral infection
- 病毒感染
- The flu is a common viral infection.流感是一种常见的病毒感染。
- risk of infection
Learner notes
Memory Tip
对比 affection（喜爱），infection 的 in- 表示'向内'，带来病菌，即感染。
Context & Register
通常用于医学语境或日常谈论感染，属于中性用法。
Pronunciation & Spelling
The words affection, defection, perfection, and section rhyme with infection because they share the stressed vowel /ɛ/ and the ending /kʃən/. The words action and fraction share the -ction spelling but have a different stressed vowel (/æ/), so they do not rhyme with infection.
High-value vocabulary
该词属于 Oxford 核心词汇，值得优先掌握常见搭配和句型。
Usage priority
Collins 词频等级为 3，建议结合例句记忆，而不是只背中文释义。
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.