save energy

Meaning

To use less electricity, gas, or physical effort to avoid wasting it. In daily life, it often refers to eco-friendly habits like turning off lights. It can also refer to preserving your own physical strength when you are tired.

Examples

• Remember to turn off the lights when you leave the room to save energy.

  Remember to turn off the lights when you leave the room to save energy.

• Using public transportation is a great way to save energy and protect the planet.

  Using public transportation is a great way to save energy and protect the planet.

• I need to save my energy for the big soccer match this evening.

  I need to save my energy for the big soccer match this evening.

• Buying energy-efficient appliances can help you save energy and money.

  Buying energy-efficient appliances can help you save energy and money.

• Don't walk too fast in this heat; you need to save energy.

  Don't walk too fast in this heat; you need to save energy.

Common Mistakes

• ✗ We should keep energy by turning off the TV.

  ✓ We should save energy by turning off the TV.

  The verb 'keep' is not used for reducing resource consumption. 'Save' is the correct collocation.

• ✗ I want to economy energy in my house.

  ✓ I want to save energy in my house.

  'Economy' is a noun. To describe reducing power usage, the verb phrase is 'save energy'.

Related Expressions

Practice

• Unplugging your charger when not in use is an easy way to ___.

  💡 Reduce electricity waste

  Show answer

  save energy

• I'm going to bed early tonight to ___ for tomorrow's hike.

  💡 Preserve physical strength

  Show answer

  save energy