Gasoline isn't just a toxic and highly flammable liquid it also produces vapors that pollute our air.

汽油不仅是有毒、易燃液体，它还会释放气体，污染空气。

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A transparent, highly flammable liquid, C4H8O, used in synthesizing resins.

西丁醛一种极易燃的透明液体，C4H8O，用于合成树脂收藏。

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The situation is made all the worrisome because the hole is believed to be close to a well containing 1.5 million barrels of liquid butane, a highly volatile liquid that turns into a highly flammable vapor upon release.

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