biofuel

/ˈbaɪəʊfjuːəl/ (bre, ipa) · /ˈbaɪəʊfjuːəl/ (ame, ipa) · /ˌbī-(ˌ)ō-ˈfyü(-ə)l/ (ame, mw)

biofuel — noun

  • biofuelsingular
  • biofuelsplural

1. a type of fuel produced from plants, crops, or animal waste rather than from coa

1.名詞B2
釋義

a type of fuel produced from plants, crops, or animal waste rather than from coal or oil, often burned in cars, buses, or power stations as a cleaner alternative.

例句

Farmers in northern Brazil grow sugar cane to produce biofuel for local buses.

produce + biofuel: typical verb-noun collocation

The new airline has promised to mix biofuel with regular jet fuel by 2030.

mix + biofuel + with: noun phrase pattern

同義詞
  • bioenergy

    broader term covering heat and electricity from organic matter, not only liquid fuel

  • biodiesel

    a specific type of biofuel made from vegetable oil or animal fat for diesel engines

  • ethanol

    a specific biofuel made by fermenting plant sugars, usually mixed with petrol

反義詞
  • fossil fuel

    fuel formed underground over millions of years, e.g. coal, oil, natural gas

文法句型

used in compounds: biofuel production / biofuel crop

用法筆記

Often appears in compound nouns such as 'biofuel crop', 'biofuel industry', and 'biofuel production'. Both countable (a biofuel) and uncountable (some biofuel) uses are common; the countable use is typical when referring to a specific type, e.g. 'ethanol is a biofuel'.

常見錯誤

❌Cars run on biofuels which are made by oil.
✅Cars run on biofuels which are made from plants.
💡biofuels come FROM living material, not FROM oil; oil-based fuel is fossil fuel.