cross-river

They could not cross the river owing to the flood.

由于洪水，他们不能过河。

A ferry crosses the river every hour.

渡船每小时过河一次。

Before the enemy's attack he crossed the river and alarmed the unarmed villagers.

在敌人进攻前, 他过河去向手无寸铁的村民报警。

Therefore, the water-surface crossing with mobile flexible pipelines is often adopted and it is a first choice to cross an innavigable river.

软管水面穿越河流具有铺设速,检修方便,容易掌握和使用等优点,尤其是对于不通航河流,是软质机管线临时穿越河流的首选方式。