Keep a weather eye on the horizon.

保持在地平线上的天气眼。

Street committees keep a weather eye on the families in their district.

街道委员会留意所辖区域内的家家户户。

He will have to keep a close eye on the weather and navigate around windy areas.

他还要密切关注天气状况以及在有风的区域进行飞行。

Just wait, captain sparrow. you give it one hour, maybe two, keep a weather eye open and you 'll see white sails on that horizon.

稍安勿躁，斯派洛船长。等上一两个小时，你就能在那个水平线看到有船开过来了。