navigable

形容词 navigable:

1. able to be sailed on or through safely

1. Navigable waters; a navigable river.
   可通航的水体; 可通航的河流
2. With its engine broken, this great ship was not navigable.
   这条大船的马达坏了，无法再航行了。
3. The canal is navigable all the year.
   这条运河全年可通航。

nav.i.ga.ble

adj.Abbr. nav.（形容词）缩写 nav.
Sufficiently deep or wide to provide passage for vessels:
可航行的：有足够的深度和宽度供船只航行的：
例句：
navigable waters; a navigable river.
可通航的水体；可通航的河流

That can be steered. Used of boats, ships, or aircraft.
可操纵的：可燥纵的，用于舟，船或飞机

【引伸】
nav.igabil.ity 或
nav.igableness
n.（名词）
nav.igably
adv.（副词）