energetic

energetic — adjective

1. describes a person, animal, or activity that uses or shows a high level of activ

1.形容詞B1
釋義

describes a person, animal, or activity that uses or shows a high level of active strength, liveliness, and the ability to keep going without tiring quickly

例句

After just five hours of sleep, Amira still felt energetic enough to go for a morning run.

feel + energetic (after link verb)

The energetic puppy pulled Ezra down the street, eager to reach the park.

energetic + noun (direct modifier of animal)

同義詞
  • lively

    focuses on brightness, cheerfulness, and social energy; a lively person makes conversations fun, while an energetic person has the stamina to keep going

  • vigorous

    suggests strong, forceful physical effort with power; more intense and formal than energetic

  • active

    broader and less intense; simply describes someone who stays busy or moves regularly, not necessarily with high energy

  • spirited

    combines energy with courage, determination, or enthusiasm; often used for debates, performances, or arguments

反義詞
  • lazy

    unwilling to use energy or make an effort

  • sluggish

    slow-moving and lacking energy, often due to tiredness or illness

文法句型

energetic + noun

be/feel/seem + energetic

用法筆記

Can describe both living beings (who have energy) and activities or events (that demand energy). The adverb form 'energetically' is common for describing the manner of an action, e.g. 'She played the game energetically.'

常見錯誤

❌The cat was too energetic and slept all afternoon.
✅The cat was too lazy and slept all afternoon.
💡energetic describes active liveliness, not the absence of tiredness.
❌She gave an energetic excuse for being late.
✅She gave an energetic performance on stage that impressed the judges.
💡energetic describes lively physical or mental effort, not the content of a spoken excuse.

2. connected with the scientific concept of energy, especially the movement of part

2.形容詞B2
釋義

connected with the scientific concept of energy, especially the movement of particles, the release of heat, or the changes that occur during a physical or chemical process

例句

Solar panels convert the energetic particles from sunlight into electrical power.

energetic + noun (scientific context — particles)

Dr. Saira studied the energetic changes that happen when water changes to steam.

energetic + noun describing a process (changes)

同義詞
  • kinetic

    specifically about energy of motion in physics; narrower in scope than energetic

  • thermodynamic

    restricted to heat-related energy and systems; more specialised than energetic

文法句型

energetic + noun (scientific/technical context)

用法筆記

Primarily used in formal, scientific, or technical writing. Distinguish from sense 1 ('FULL OF ENERGY'): 'energetic particles' does not mean 'lively particles' — it means particles carrying or involving measurable physical energy.