Definition

Examples

• 博物馆里展出了几种不同的三叶虫化石。
  Bówùguǎn lǐ zhǎnchū le jǐ zhǒng bùtóng de sān yè chóng huàshí.
  Several different types of trilobite fossils are on display at the museum.
• 科学家从三叶虫的化石中研究古海洋环境。
  Kēxuéjiā cóng sān yè chóng de huàshí zhōng yánjiū gǔ hǎiyáng huánjìng.
  Scientists study ancient marine environments from trilobite fossils.
• 这块三叶虫化石保存得非常完整。
  Zhè kuài sān yè chóng huàshí bǎocún de fēicháng wánzhěng.
  This trilobite fossil is very well preserved.