cross-river

A ferry crosses the river every hour.

渡船每小时过河一次。

They could not cross the river owing to the flood.

由于，们不能过河。

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

在敌人进攻前, 过河去向手无寸铁村民报警。

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

软管面穿越河具有铺设速,检修方便,容易掌握和使用等优点,尤其是对于不通航河,是软质机动管线临时穿越河选方式。