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1·A single cobweb stretched over the nearest window, across a bloodred sky.

一张孤零零的蜘蛛网结在最近的窗户上，划过血红的天空。

2·Snape poured out three glasses of bloodred wine and handed two of them to the sisters.

斯内普倒出三杯红色的葡萄酒，递了两杯给姐妹俩。

3·From the picture is not difficult to find it strange places, that is, the spring of bloodred imagination, like hell, and this red from water contains all elements of iron.

从图上不难发现它的奇特之处，那就是泛着血红色的泉水，好似想象中地狱的景象，而这种红色全得益于水体中富含的铁元素。