平顶的

The stuntman flew the aircraft upside-down within a hair’s breadth of the rooftops.

那位做电影演员替身的杂技演员驾驶飞机翻过来又倒过去，差一点撞房的屋。

Flagpole sets upright each on every attendant horn not under 1.5 meters (5 feet) flat-roofed flagpole, bannerol one side is fastened on.

在场地每个角各竖一根不低于1.5米（5英尺）的，系小一面。