资料来源 : pyDict

海里

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Sea mile \Sea" mile`\
   A geographical mile. See {Mile}.

资料来源 : WordNet®

sea mile
     n : a former British unit of length once used in navigation;
         equivalent to 1828.8 meters (6000 feet) [syn: {mile}]