injection
- n. 注射
- n. 注入
- Definition
- n. the act of putting liquid medicine into the body with a needle
- n. the act of adding something, such as money or fuel, into a system
- Example
- The nurse gave the patient a painless injection in his arm.
- 护士给病人的手臂打了一针，一点也不疼。
Synonyms & Differences 近义词辨析
Compared meaning: an injection with a needle (noun).
比较义项：注射（名词）。
- shot
Informal, everyday word for an injection, very common in spoken English, especially for vaccinations, as in the fixed phrase "flu shot".
非正式、口语化的说法，在日常英语中十分常见，尤其用于疫苗注射，常见固定搭配为“flu shot（流感疫苗）”。
My daughter cried when the doctor gave her a flu shot yesterday.
昨天医生给我女儿打流感疫苗时，她哭了。
- injection 本词
A more formal, clinical term used mainly in medical or hospital settings to describe the precise act of administering medicine with a needle.
更正式、临床化的用语，主要用于医疗或医院场景，指用针筒把药物注入体内的具体动作。
The nurse prepared a sterile injection before treating the wound.
护士在处理伤口前准备了一支无菌注射剂。
Both can mean 'an injection'. Shot is informal and common in everyday speech, especially for vaccinations, as in 'flu shot'. Injection is a more formal, clinical word used in medical settings. Not covered: shot's senses (a throw, gunfire, a photo), injection's 'putting in' or 'instilling'.
这两个词都表示“注射”，但语气和场合不同：shot 更口语化、非正式，日常生活中常用，尤指打疫苗；injection 更正式、专业，常见于医疗、临床语境。此处不比较 shot 的“射门”“射击”“照片”等其他含义，也不比较 injection 的“注入”“灌输”等引申义。