| 单词 | 分馏 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔crack〕To reduce (petroleum) to simpler compounds by cracking.分馏，裂解：通过挤压使（石油）变成更简单的化合物美国传统〔distillation column〕A tall metal cylinder internally fitted with perforated horizontal plates used to promote separation of miscible liquids ascending in the cylinder as vapor.分馏柱：一种高大的金属制圆柱体，内有打孔的水平底，用于提高圆柱体内如蒸汽的上升可溶混合液体的提取美国传统〔fractionate〕To separate (a chemical compound) into components, as by distillation or crystallization.分馏：把（化学化合物）分离成各种成份，如通过蒸馏或结晶作用美国传统〔fraction〕A chemical component separated by fractionation.分馏：被分馏出的化学成分美国传统〔rosin oil〕A white to brown viscous liquid obtained by fractional distillation of rosin and used in lubricants, adhesives, electrical insulation, and printing inks.松香油：一种通过分馏松香获得的白色至褐色的粘液，用在润滑剂、胶粘剂、电绝缘材料及印刷油墨中美国传统 |
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