parapet

the parapet wall sweeps down in a bold curve.

胸呈明显曲线往下伸展。

The outer parapet of the Great Wall is crenelated with merlons almost 2 m high from the base of the wall.

长城外部的低几乎出体基座2米左右。

this time resolved, if his door was broken in (he was a small Southern man of retaliative temperament), to pitch himself head foremost over the parapet, and crush a man or two below.

这回他下定了决心，若是门被闯开，他便从雉堞顶上栽下去抓住一两同归于尽（他是南，子虽小，复仇心却很重）。