They proposed that tropical clouds in an atmosphere with more greenhouse gas might dry out neighbouring parts of the sky, making them more transparent to outgoing infra-red.

他们的说法是，热带云层在一个有较多温室气体的大气中，会吸走周围天空的水气，因而让这部分的天空较透明而红外线较容易往太空散射。

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The colour is strong red and orange, and this is the key to make thin skin membrane look transparent when lit from behind.

颜色是强烈的红色和橙色，这是关键，使薄的皮肤膜从灯光后面看起来是透明的。

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It's been home to FC Basel since 2001 and, like Munich's Allianz Arena, its transparent exterior panels are lit blue and red at night.

2001年起巴塞尔就以这里为主场，就像慕尼黑的安联球场一样，这里的外墙也能在晚上呈现出红蓝色。

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For example, iron-gall ink, commonly used on ancient documents, is transparent to infra-red light and most visible in the ultraviolet region of the spectrum.

ECONOMIST: Monitor

It slipped enlarged photographs of the latent prints and the prints from Mr Mitchell into transparent plastic sleeves, and marked red dots on the sleeves to suggest which of Mr Mitchell's prints matched the latent ones and where.

ECONOMIST: Fingering fingerprints

Though the carbon nanotubes absorb infra-red light, they are almost totally transparent to the visible variety.

ECONOMIST: Monitor