导航
navigation
翻译：n.航行（学）; 航海（术）; 海上交通;
词形变化：形容词：navigational；副词：navigationally。
同义词：sailing，seafaring；pilotage，piloting。
例句:
Navigation becomes more difficult further up the river. 继续向河的上游走，航行变得更加困难。
Simply use the left navigation to find your way around.只要使用左侧导航就能找到解决问题的方法 。
The firm decided to bid on the guidance system.该公司决定投标导航系统。
He has to learn to navigate by electronic instruments. 他得学会用电子仪器导航.
When you are sailing is that you should put on navigational equipment, so that will not be allowed at the mercy of the sea.当你航海时，你应该带上航海仪器，这样就不会任由大海的摆布了。