Japan trench

英 美
  • 日本海沟
  • japan n.日本japann.亮漆;漆器v.用亮漆装饰;涂亮漆
  • trench n.沟;沟渠;战壕v.挖沟;侵占
Noun:
  1. a depression in the floor of the Pacific Ocean to the northeast of Japan that reaches depths of 30,000 feet