evaporation

IPA/ɪˌvæpəˈreɪʃn/
KK[ɪvˌæpɚˈeʃən]IPA/ɪˌvæpəˈreɪʃn/

evaporation — noun

1. The natural change in which a liquid turns into a vapour or gas, usually because

1.名詞B2
釋義

The natural change in which a liquid turns into a vapour or gas, usually because warmth from the air or sun acts on it.

例句

The evaporation of seawater leaves behind salt, which workers then collect and sell.

the evaporation of [liquid]

On a hot day, a shallow pond can lose centimetres of water through evaporation.

through evaporation

同義詞
  • vaporisation

    More formal and scientific; often used in chemistry contexts

  • drying

    Focuses on the removal of moisture rather than the physical process of phase change

反義詞
  • condensation

    The opposite process — gas changing back into a liquid

文法句型

the evaporation of [liquid]

evaporation from [surface]

用法筆記

Evaporation happens at the surface of a liquid at any temperature. This distinguishes it from 'boiling', which occurs throughout the liquid at a specific temperature.

常見錯誤

The evaporation of water needs the liquid to reach 100°C.
Water evaporates at any temperature, not just at 100°C.
💡Evaporation (surface) and boiling (throughout the liquid) are different processes.

2. The way something abstract — such as trust, money, or support — slowly becomes l

2.名詞C1
釋義

The way something abstract — such as trust, money, or support — slowly becomes less until it is completely gone, as though it has been carried away like vapour.

例句

The evaporation of public trust in the bank took just weeks after the news broke.

the evaporation of [abstract noun — trust]

Nora watched the evaporation of her savings as medical bills kept arriving month after month.

the evaporation of [possessor]'s [resource]

同義詞
  • disappearance

    Broader term; lacks the suggestion of gradualness that 'evaporation' carries

  • fading

    Emphasises the slow, step-by-step nature of the loss

  • dissipation

    More formal; suggests something being scattered or wasted over time

反義詞
  • accumulation

    The gradual build-up of something over time

  • growth

    Increase in amount or strength, opposite of loss

文法句型

the evaporation of [abstract noun]

用法筆記

This figurative sense is almost always used with abstract nouns that represent intangible resources — trust, confidence, hope, support, funding, savings. It suggests a slow, quiet loss rather than a sudden violent disappearance.

常見錯誤

The evaporation of my keys made me late.
The disappearance of my keys made me late.
💡Use the literal sense of 'evaporation' only for liquids or abstract resources, not for physical objects.