It was a vast and treacherous landscape, but breath-takingly beautiful.

这是一片广阔而变幻莫测景致，但却美得令人惊讶。

She was swept away by the treacherous currents.

她给凶险激流。

The frozen snow was treacherous to walk on.

在冻雪上行有潜在危险。

The road becomes treacherous when it is iced up.

道路结冰以后就很危险。

The surface water made the road treacherous for drivers.

路面积水对驾车者构成危险。

The oil made the ground slippery and treacherous to walk on.

油使地面发滑，在上面很危险。

I hear that the old man has broken with that treacherous son of his.

听说老汉已跟他那个逆子断绝关系。