地幔 (dì màn) — (geology) earth's mantle

定義

例文

• 地幔位于地壳和地核之间。
  dì màn Wèi yú dì qiào hé dì hé zhī jiān.
  The mantle is located between the crust and the core.
• 地震波在地幔中传播速度会变化。
  Dì zhèn bō zài dì màn zhōng chuán bō sù dù huì biàn huà.
  Seismic waves change speed as they travel through the mantle.
• 科学家通过研究火山喷发来了解地幔的成分。
  Kē xué jiā tōng guò yán jiū huǒ shān pēn fā lái liǎo jiě dì màn de chéng fèn.
  Scientists study volcanic eruptions to understand the composition of the mantle.