injection

/ɪnˈdʒekʃn/ n.
标准词条 CET-4
一句话记住

注射；注入；（资金等）投入

释义与例句

n. 注射；注入；（资金等）投入
the act of forcing a liquid, especially a drug, into a person's body using a needle; a sudden addition of something
  1. The nurse gave the patient an injection of antibiotics.
    护士给病人注射了抗生素。
  2. He needs an insulin injection before every meal.
    他每餐前都需要注射胰岛素。
展开其余 1 条例句
  1. The government announced an injection of funds into education.
    政府宣布向教育领域注入资金。

词源与构词

记忆钩子 injection = inject（注射）+ -ion，注射、注入。可指医疗注射，也可比喻资金、活力等的注入，如 an injection of cash。

词族与关联词

词族（同一词根派生出的不同词性或形式）
  • inject 注射；注入
    动词，指用针注入液体或比喻投入。
同义词
  • shot 注射；一针
    shot 是口语化的‘打针、一针’；injection 是正式的医学术语。get a flu shot 是打流感针，an injection of morphine 是注射吗啡，二者语体不同。
    The child cried when he got the shot. 孩子打针时哭了。
易混词（形近或义近，注意区别）
  • rejection 拒绝；排斥
    injection 是‘注射、注入’，rejection 是‘拒绝、排斥’，词形相近但含义相反，注意区分词首。
    His proposal met with rejection from the committee. 他的提案遭到了委员会的拒绝。
常见搭配
  • give an injection 打针；注射
    The doctor gave him an injection to ease the pain. 医生给他打了一针以减轻疼痛。
  • an injection of cash 注入资金
    The company received a huge injection of cash from investors. 该公司从投资者那里获得了大量资金注入。
  • intravenous injection 静脉注射
    The drug is administered by intravenous injection. 这种药物通过静脉注射给药。