In time, Bracciolini is to go on to discover key text by Cicero, Quintillion and Vitruvius.

之後，布拉喬利尼繼續發現Cicero, Quintillion and Vitruvius關鍵的文獻。

The only information we have about how it was made in ancient times comes from a Roman writer named Vitruvius.

关于古人如何制作埃及蓝的唯一信息来自于一位名叫维特鲁威的罗马作家。

So Vitruvius’s real interest in these columns was probably more in the proportions than in the leaves.

因此，维特鲁威对这些柱子的真正兴趣可能更多地在于比例而不是叶子。

Leonardo needed to show Imola as an “ichnographic” map, an idea that Vitruvius—a Roman engineer and the guy who inspired this—had described.

列奥纳多需要把伊莫拉描绘成一幅“平面图”，这是维特鲁维——一位罗马工程师，同时也是他的灵感来源——所描述的。