名词
中文翻译：河流导航
同义词：
['river navigation', 'river navigations', 'rivernavigations']
例句：
-
1.The river navigations are essential for thesurvival of the fish population.
河流导航对于鱼类种群的生存至关重要。
-
2. The rivernavigations were designed tohelp people navigate through the rapids safely.
河流导航是为了帮助人们安全地穿越急流而设计的。
-
3. The rivernavigations have been improved significantly since theintroduction of new technology.
自从引入新技术以来，河流导航已经显著改善。