碳 (tàn) — carbon (chemical element)

定義

例文

• 金刚石和石墨都是由碳原子组成的。
  Jīn gāng shí hé shí mò dōu shì yóu tàn yuán zǐ zǔ chéng de.
  Diamond and graphite are both made of carbon atoms.
• 植物通过光合作用吸收碳。
  Zhí wù tōng guò guāng hé zuò yòng xī shōu tàn.
  Plants absorb carbon through photosynthesis.
• 这种新型材料含碳量很高。
  Zhè zhǒng xīn xíng cái liào hán tàn liàng hěn gāo.
  This new material has a very high carbon content.