yuán HSK4

spring

Showing: origin

192 sentences for (yuán — origin) — page 7 of 10

  1. Waste can also provide a source of energy.

    Source: United Nations
  2. You should / ought to turn down your thermostat to save energy.

    Source: UM-Corpus: News
  3. Turning off the faucet for 10 seconds while washing your hands can save both water and energy.

    Source: CCMatrix