几乎每一个接受测试的美国人体都有五溴和八溴二苯醚的痕迹，这两种物质是家具业用得最广泛的。

Nearly every American tested contains traces of penta and octa BDE, the two formulations most widely used in furniture.

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那些龟甲以一种很容易吃到里面肉的方式被打破了，并且还有很多烧过的痕迹，这表明它们被烤过。

The tortoise shells were broken in such a way to make the meat easily accessible, and some of them showed signs of burning, suggesting that they were roasted.

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专家表示，许多骨头上都有切割痕迹，这表明了一种鲜为人知的喜马拉雅人的死亡仪式。

Many of the bones bear cut marks that point to a previously unknown Himalayan death ritual, experts say.

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The pastoral elegy is clearly one of the most stylized and most self-consciously artificial of all of the poetic genres.

田园挽歌明显是所有诗歌类型中,最程式化，最具人工雕琢痕迹的诗种之一。

耶鲁公开课 - 弥尔顿课程节选

The first sentence of your passage: "There is no art but one delivered to mankind that hath not the works of nature for his principal object."

你们篇子上的第一句话：，“只有一种艺术,当它传播到人间时,不带有自然的痕迹“

耶鲁公开课 - 文学理论导论课程节选