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IELTS BNC: 3251 COCA: 3523
dose
noun [C] /dəʊs/
singulardose
pluraldoses
  1. 1
    medical an amount of a drug that has been measured so that you can take it 剂量
    dose of :

    If you are in pain, increase the dose of painkillers. 如果你感到疼痛,就加大止痛药的剂量。

    a small/low dose :

    Taking a low dose of aspirin can help prevent heart attacks. 服用少量的阿斯匹林有助于预防心脏病发作。

    a fatal/lethal dose (=an amount that will kill you) 致命的剂量 :

    a lethal dose of morphine 剂量足以致命的吗啡

     Synonyms and related words
    Relating to medicines and drugs: Category A, contraindication, dosage...
    See also medicine
  2. 2
    an amount of a particular quality 一份;一点
    dose of :

    Marcus added a healthy dose of scepticism to the discussion. 马库斯为这次讨论增添了一些不无裨益的怀疑色彩。

     Synonyms and related words
    General words for numbers, amounts and quantities: accumulation, allocation, allowance...
    1. a.
      an amount of something bad that happens to you (指糟糕的事)一次,一回
      dose of :

      I've just had a nasty dose of flu. 我刚得了重感冒。

      Local people were exposed to high doses of radiation. 当地人受到大量辐射。

       Synonyms and related words
      General words for numbers, amounts and quantities: accumulation, allocation, allowance...
dose
verb [T] /dəʊs/
present tense
I/you/we/theydose
he/she/itdoses
present participledosing
past tensedosed
past participledosed
  1. dose

    or

    dose up

    to give a measured amount of a drug to someone (按剂量)给…服药
    dose someone (up) with something :

    I'll have to dose myself up with vitamin C. 我得补充维生素C。

     Synonyms and related words

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