The recent discovery of a pterosaur specimen covered in long, dense, and relatively thick hairlike fossil material was the first clear evidence that his reasoning was correct.

最近发现的一个翼龙标本覆盖着长、密、相对厚的毛发状化石材料，这是第一个明确的证据，证明他的推理是正确的。

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European monks would take a piece of clear rock, often quartz, and place it on top of the reading material.

欧洲的僧侣们会拿一块透明的石头，通常是石英，放在阅读材料的上面。

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"Actually, we cannot make a clear separation of affection and material goods," she continued.

事实上，我们无法清楚地将感情与物质区分开来。

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Sierra Leonean law is clear. Anyone who "maliciously" publishes defamatory material could be put in jail for up to three years, whether or not what they have written is true.

VOA: standard.2009.12.28

And isn't that clear already from their colors, the material that they're made of Gold and silver, these colors marked them as fashioned, precious objects, inorganic, and in all these ways beyond time and nature, growth or decay.

从它们的颜色上很容易知道，制作它们的材料,金银说明它们是,特制的珍贵的物件，非自然生长的，这些都是超越时间自然,不会生长或衰亡。

耶鲁公开课 - 现代诗歌课程节选

The membrane is made from optically clear material that allows for totally new, invisible speaker designs.

ENGADGET: Emo Labs becomes ClearView Audio, assures product unveiling at CES 2013

By replacing the opaque plastic "tray" inside the CD case with clear material, for example, Shindo has been able to utilize even that tiny space.

CNN: JAPAN'S HIDDEN PERSUADERS

The only plastic objects that can not now be recycled are heavily contaminated items, such as paint pots and plastic products, such as carrier bags, coal sacks, and clear material used to seal food containers.

BBC: Guernsey States introduces more plastic recycling