Some roof gutter exchange downspouts for baffle type designs break up the stream of drained water, so that it does not erode the ground below.

一些屋顶排水沟的挡板式设计打破了排水水流交换落水管，所以它不会削弱地下。

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This invention changes its 200 years history of limitation to roof gutter and drainpipe, due to its easy bending, cutting and welding property.

改变200年以来利用锌金属易于弯折、剪焊等加工特性而限于作为制造屋面天沟及排水管之用。

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Roof gutter and drainpipes have been carefully integrated into the surface, the galvanised fabric folds sharply over corners, tucks away window framesand pleats into a weather bar.

天沟和排水管被仔细安装进建筑物表层，镀锌钢板在边角处折叠卷起，隐藏了窗框，并打褶形成防水条。

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Around its roof hung a gutter as wide as a human thigh.

NEWYORKER: Naima