Online Google Dictionary

coastguard 中文解釋 wordnet sense Collocation Usage Collins Definition
  1. a military service responsible for the safety of maritime traffic in coastal waters
  2. A coast guard or coastguard is a national organization responsible for various services at sea. However the term implies widely different responsibilities in different countries, from being a heavily armed military force with customs and security duties to being a volunteer organization tasked ...
  3. HM Coastguard is classed as an emergency service and is permitted to use blue lights on emergency response journeys.
  4. (first called Coast Guard) The national preventive service under Capt. W. Bowles, appointed 1822.