approximate

approximate — adjective

1. used to describe a number, time, or measurement that is roughly right but has no

1.形容詞B2
釋義

used to describe a number, time, or measurement that is roughly right but has not been worked out exactly — for example, an approximate cost of $200 or an approximate travel time of two hours.

例句

The approximate cost of repairing Mia's roof was twelve thousand dollars.

approximate + noun (cost) for a rough figure

Dr. Lin gave the patient an approximate age of forty based on the bone scan.

approximate age — estimate, not exact

同義詞
  • rough

    more informal; common in 'a rough estimate'

  • estimated

    stresses that someone has worked the figure out, not just guessed

  • ballpark

    informal, often in 'a ballpark figure'

反義詞
  • exact

    fully accurate, with no rounding

  • precise

    stresses fine accuracy, often in measurement

文法句型

approximate + noun (cost, age, time, number)

用法筆記

Most often used before a noun (attributive). Common nouns it modifies: cost, age, time, number, weight, location, figure. The adverb form 'approximately' is far more frequent in speech.

常見錯誤

❌I will arrive approximate at six.
✅I will arrive at approximately six.
💡use the adverb 'approximately' before a number, not the adjective.
❌Her answer was approximate to the truth.
✅Her answer was close to the truth.
💡the adjective does not take 'to' in normal use; use 'close to' instead.

approximate — verb