Definition

Examples

• 太平洋的马里亚纳海沟是地球上最深的地方之一。
  Tàipíng Yáng de Mǎlǐyànà hǎi gōu shì dìqiú shàng zuì shēn de dìfang zhī yī.
  The Mariana Trench in the Pacific Ocean is one of the deepest places on Earth.
• 科学家正在研究这条海沟的生态系统。
  Kēxuéjiā zhèngzài yánjiū zhè tiáo hǎi gōu de shēngtài xìtǒng.
  Scientists are studying the ecosystem of this trench.
• 深海海沟的形成与板块运动有关。
  Shēn hǎi hǎi gōu de xíngchéng yǔ bǎnkuài yùndòng yǒuguān.
  The formation of deep-sea trenches is related to plate movements.