háo​lí​bù​shuǎng

extremely accurate

  1. fine hair
    (bound form) fine long hair or fur on an animal; also refers to the tip of a writing brush made from such hair
  2. [unit of measure]
    (bound form) a unit of weight, length, or area equal to one-thousandth or one-hundredth of a standard unit; specifically one-thousandth of a yuán or 0.05 grams; also used for centi- in metric terms like 厘米 lí​mǐ
  3. adverb
    not
    Negative adverb used before verbs, adjectives, and other adverbs to indicate negation; also used as a bound-form prefix to form terms with opposite meanings
  4. error
    (bound form) error; deviation; mistake (typically used in the negative to mean precise)