navigable
/ˈnævɪgəbl/adjective
1- (of a waterway or sea) able to be sailed on by ships or boats（航道, 海）可通航的。
1.1
- (of a track or road) suitable for other forms of transport（车道, 路）适合（其他交通工具）通行的：
a good cart track, navigable by cars.
一条不错的马车道, 适合汽车行驶。
1.2
- Computing (of a website) easy to move around in【计算机】（网站）易浏览的, 易导航的。
派生词
navigability
noun词源
early 16th cent.: from French navigable or Latin navigabilis, from the verb navigare 'to sail' （see NAVIGATE）.