topsoil

topsoil — 名詞

1. the dark, nutrient-rich layer of earth found at ground level, where most plants

1.名詞B1
釋義

表土

地表富含養分的土壤

the dark, nutrient-rich layer of earth found at ground level, where most plants spread their roots and get the minerals they need to grow

例句

The farmer spread fresh topsoil over the garden beds before planting carrots and lettuce.

農夫在種胡蘿蔔和萵苣之前，先將新鮮的表土撒在菜畦上。

uncountable noun — spread + topsoil over [area]

After the flood, Lakshmi bought new topsoil to replace what the water washed away.

洪水過後，Lakshmi 買了新的表土來補充被水沖走的土壤。

buy + new topsoil; quantity reference

同義詞
  • surface soil

    the same meaning but more technical; used in scientific or formal writing

  • loam

    a specific type of rich, crumbly topsoil with balanced sand, silt, and clay; narrower in meaning

  • earth

    general term for soil or ground; broader and less specific

反義詞
  • subsoil

    the layer of soil beneath topsoil, usually lighter in colour and lower in nutrients

文法句型

a layer/amount of + topsoil

spread/remove + topsoil

用法筆記

Topsoil is typically an uncountable noun (some topsoil, a layer of topsoil). The plural form topsoils is rare and used only when referring to different grades or types from separate locations.

常見錯誤

❌The workers removed a topsoil from the site.
✅The workers removed the topsoil from the site.
💡topsoil is uncountable and does not take the article 'a'.
❌I bought topsoil for my garden, and it was very rich.
✅I bought some topsoil for my garden, and it was very rich.
💡using 'some' or 'a load of' is more natural for uncountable quantities.