navigational hazard

• [法] 航海威胁； 航行危险

navigational hazard的用法和样例：

例句

1. With the interaction of the strong currents over the many reefs the topography is in a state of constant flux and development of new navigational hazards is swift.
   藉由许多暗礁上强烈涌流的交互作用地质是新的航行危险的持续不断出现情形和发展是迅速的。