As a colorless, sweet-smelling liquid, DCA is used in the production of plastics.

作为一种无色、带着甜蜜香味的液体，常被用于塑料生产。

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Methane is a colorless, odorless and flammable substance which forms a major component in natural gas.

甲烷是一种无色，无味，易燃物质，是天然气的重要组成部分。

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Hutchinson is annoyed, but says they're planning on gassing the brothers out floor by floor; they're using a colorless, odorless gas.

汉金森觉得他烦人，但还是告诉了他，警方将一层一层地用气体把他们俩兄弟熏出来，警方使用的是无色无味的气体。

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Hours later,Aylmer returned carrying a crystal glass with a colorless liquid.

VOA: special.2009.09.26

I know table salt is white, but that is because you have power and you have multiple surfaces scattering, but a large crystal of sodium chloride is clear and colorless.

我知道食用盐是白色的，但这是因为你让它成了粉末,因为有了多个散射面，但是一个大的氯化钠晶体,是无色透明的。

麻省理工公开课 - 固态化学导论课程节选

A white wine might be almost colorless, or it could have a deep golden color.

VOA: special.2010.10.20

Well many believe that vodka is a colorless, tasteless, odorless spirit (except for the ethereal qualities), but in reality vodka DOES have flavor!

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CO2 is a colorless and odorless gas, exhaled at high concentrations by each of us, and a key component of the biosphere's life cycle.

WSJ: Sixteen Concerned Scientists: No Need to Panic About Global Warming

It has two large freezers with human cells and human hearts, and a dozen stainless steel sinks containing pig hearts immersed in a colorless liquid.

WSJ: Science Fiction Comes Alive as Researchers Grow Organs in Lab