keel arch

同根派生

英汉例句

• To arch upwardin the middle.Used of a ship's keel.
  中部拱起。用于指船的龙骨。
• To arch upward in the middle.Used of a ship's keel.
  中部拱起。用于指船的龙骨
• The workers are laying a keel of the ship.
  工人正在给那艘船安龙骨。
• The arch has a span of 60 metres.
  那个拱的跨度为60米。
• The boy walks through the undecorated arch.
  那男孩走过未经装饰的拱门。