学习资料

[意       思]n. 航海，航空，航行
[例]  Navigation is difficult on this river because of the hidden rocks. 因为有暗礁,在这条河上航行很困难。

更多意思

n.1.  导航，领航
2.  航行

参考例句

1.	They built lighthouses to facilitate the navigation of the seas.
	他们修建灯塔以利海上航行。
2.	All navigation is now stopped on account of the ice.
	由于结冰，所有的水上交通都停了。
3.	Navigation is suspended in consequence of the lowness of water in the river.
	由于河道水浅，航行暂停。
4.	There has been an increase in navigation through the canal.
	通过那条运河的船只增加了。
5.	The river is open for navigation .
	此河可通航。