metacentre

metacentre
( metacenter)
noun
  1. the point of intersection between a vertical line through the centre of buoyancy of a floating body such as a ship and a vertical line through the new centre of buoyancy when the body is tilted, which must be above the centre of gravity to ensure stability
    定倾中心
派生
metacentric
adjective
语源
  1. late 18th cent.: from French métacentre (see meta-, centre)
英语宝典
考试词汇表