岩石 (yán shí) — rock (geological formation)

岩石 (yánshí) is the formal, scientific term for 'rock' as a geological formation. Use 石头 (shítou) in everyday speech for a stone or rock you can pick up.

noun
rock (geological formation)
양사 ·

예문

  • 岩石
    Zhè zuò shān zhǔ yào yóu yán shí gòu chéng.
    This mountain is mainly composed of rock.
  • 岩石
    Kē xué jiā cóng yán shí zhōng fā xiàn le huà shí. fā xiàn le huà shí.
    Scientists discovered fossils in the rock.
  • 岩石
    Zhè kuài yán shí fēi cháng gǔ lǎo, yǒu jǐ yì nián le.
    This rock is very old, hundreds of millions of years old.

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