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| 31. | A volatile mixture of flammable liquid hydrocarbons derived chiefly from crude petroleum and used principally |
| 汽油一种具有挥发性、可燃的烃类混合物液体，主要来自于原油，主要作燃料用，尤用于内燃机，也用作溶剂、照明物或稀释剂 |
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| 32. | a nonmetallic largely pentavalent heavy volatile corrosive dark brown liquid element belonging to the |
| 一种非金属五价液体元素，重，具有挥发性、腐蚀性，深棕色，见于海水中。 |
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| 33. | a light volatile flammable poisonous liquid alcohol; used as an antifreeze and solvent and fuel and as |
| 一种淡的挥发性、易燃、有毒液态醇，用作防冻剂、溶剂、燃料和乙醇变性剂。 |
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| 34. | A volatile, highly flammable liquid, C2H5OC2H5, derived from the distillation of ethyl alcohol with sulfuric |
| 乙烯一种易挥发的，极易燃烧的液体C2H5OC2H5，由乙醇与硫酸一起蒸馏获得，广泛用作试剂、溶剂和麻醉剂 |
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| 35. | A volatile, colorless, highly flammable liquid hydrocarbon, C7H16, obtained in the fractional distillation |
| 庚烷一种易挥发、无色、非常易燃烧的液状碳氢化合物，C7H16，由石油的分级蒸馏而来，用作辛烷分级的标准，亦可作麻醉剂和溶剂 |
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