盟军提供的航海专家可以用来说明盟军海上支援的程度。

The extent of Allied naval support is exampled by the navigational specialists provided.

我只剩下一张牌： 航海。

I have only one card left: navigation.

六分仪可用于航海和勘探中.

Sextant can be used for exploration and navigation.

我们认为罗盘对航海很重要.

We consider compass of great importance for navigation.

几何学在航空和航海中有其实用性

Geometry has practical application in aviation and navigation.