“领航员”用英语怎么说？

他在战争期间成为皇家空军的领航员。He became an RAF navigator during the war.领航员在航海图上标出船的航线.The navigator charted the course of the ship.船长站在汽艇甲板上为领航员保向。The captain was on the deck of the launch, steadying the boat for the pilot....