aerosol

aerosol — noun

1. a small metal can holding pressurised liquid — for example, deodorant, paint, or

1.名詞B1
釋義

a small metal can holding pressurised liquid — for example, deodorant, paint, or insect spray — that comes out as a fine mist when you press the button on top.

例句

Theo shook the aerosol of red paint before spraying her bicycle frame.

aerosol of + substance noun

The flight attendant reminded passengers that aerosols are not allowed in checked luggage.

plural form for travel / safety contexts

同義詞
  • spray can

    everyday equivalent; emphasises the can shape

  • atomizer

    older / fancier word, usually for perfume bottles with a pump

文法句型

aerosol of + noun

aerosol can / aerosol spray

用法筆記

Often used with 'can' or 'spray' (aerosol can, aerosol spray) when the container is the focus. Treat as countable: 'an aerosol', 'two aerosols'.

常見錯誤

❌I bought a aerosol of deodorant.
✅I bought an aerosol of deodorant.
💡'aerosol' starts with a vowel sound, so use 'an'.
❌The shop sells many aerosol.
✅The shop sells many aerosols.
💡countable noun, add -s in the plural.

2. very small drops of liquid or pieces of solid material that float in the air or

2.名詞C1
釋義

very small drops of liquid or pieces of solid material that float in the air or in another gas; for example, the cloud of droplets a person breathes out, or smoke from a fire.

例句

When Ines sneezed, an aerosol of tiny droplets shot across the desk toward her laptop.

aerosol of + droplets/particles

Doctors warned that the virus can travel through aerosols produced by talking and coughing.

scientific / medical context

同義詞
  • mist

    everyday word for a cloud of tiny water drops in the air

  • suspension

    technical term covering particles held in a liquid or gas

  • spray

    general word; aerosol stresses how small the particles are

文法句型

aerosol of + substance

用法筆記

Distinguish from sense 1: this sense is about the airborne mist itself, not the container that holds it. Common in science, medicine, and environmental writing.

常見錯誤

❌The factory releases aerosol into the sky.
✅The factory releases aerosols into the sky.
💡usually plural in scientific use.