berth       
 noun [ C ] uk/bɜːθ/ us/bɝːθ/
 (船、火车等上的)床铺;(船只在码头的)泊位
a bed in a boat, train, etc., or a place for a ship or boat to stay in a port
  She booked a berth on the ferry from Palermo to Naples. 她订了一张由巴勒莫开往那不勒斯的渡轮卧铺票。 
 berth       
verb [ I or T ] uk/bɜːθ/ us/bɝːθ/
 (船)停泊;使船停泊
If a ship or boat berths or if you berth it somewhere, it is tied up and stays in that place.
  The ship berthed at Sydney. 轮船停靠在悉尼港。