rainfall

/ˈreɪnfɔːl/ (bre, ipa) · /ˈreɪnfɔːl/ (ame, ipa) · /ˈrān-ˌfȯl/ (ame, mw)

rainfall — 名詞

1. water that falls from the sky in drops, or the measured quantity of water that c

1.名詞B1
釋義

降雨；雨量

某地區某時期的雨水總量

water that falls from the sky in drops, or the measured quantity of water that comes down within a particular area over a given period

例句

Southern Taiwan received heavy rainfall during the typhoon season last summer.

去年夏天颱風季期間，台灣南部降下大量降雨。

collocation: heavy rainfall

The average annual rainfall in this region is less than 300 millimetres.

這個地區的年平均降雨量不到 300 毫米。

collocation: annual rainfall

同義詞
  • precipitation

    more formal and technical; includes snow, sleet, and hail, not just rain

  • rain

    everyday word; less formal and less specific about amount or measurement

  • downpour

    refers specifically to a short period of very heavy rain

反義詞
  • drought

    a long period with little or no rain

文法句型

adjective + rainfall

rainfall + in + noun phrase

用法筆記

Often used with amount adjectives such as heavy, light, average, or annual. The countable form ('a heavy rainfall') typically requires an adjective before it.

常見錯誤

❌The rainfall is very big today.
✅The rainfall is very heavy today.
💡Intensity of rainfall is described as heavy or light, not big or small.
❌There was a rainfall last night.' (without an adjective)
✅There was some rainfall last night.' or 'There was a heavy rainfall last night.
💡As an uncountable noun, rainfall generally does not take 'a' unless an adjective comes before it.