| 单词 | 化学成分 |
| 释义 | 〔CP〕Chemically pure.化学成分纯净的〔phenytoin〕An anticonvulsant drug, C15H 12N 2O 2, chemically related to the barbiturates and used most commonly in the treatment of epilepsy. Also called diphenylhydantoin 苯妥营，二苯乙内酰脲：一种抗痉挛性药物，C15H 12N 2O 2，在化学成分上与巴比妥盐酶有关，最常用于羊痫疯的治疗 也作 diphenylhydantoin〔rubber〕Any of numerous synthetic elastic materials of varying chemical composition with properties similar to those of natural rubber.合成橡胶：具有不同的化学成分的各种有弹性的合成原料，其属性与天然橡胶类似〔resin〕Any of numerous physically similar polymerized synthetics or chemically modified natural resins including thermoplastic materials such as polyvinyl, polystyrene, and polyethylene and thermosetting materials such as polyesters, epoxies, and silicones that are used with fillers, stabilizers, pigments, and other components to form plastics.合成树脂：一种物质构成相似的聚合纤维或化学成分改变了的天然树脂的统称，包括有诸如聚乙烯基、聚苯乙烯和聚乙烯等的热塑性材料以及诸如聚脂、环氧树脂和硅等及与掺入物、稳定剂、色素以及其他组分一起使用以及形成塑料的热固性材料〔petrochemistry〕The branch of geochemistry that deals with the chemical composition of rocks.岩石化学：研究岩石的化学成分的地球化学的分支〔metasomatism〕The process by which the chemical composition of a rock is changed by interaction with fluids; replacement of one mineral by another without melting.交代变化，换质（作用）：岩石的化学成分通过与液体相互作用而发生变化的过程；一种矿物不经熔化被另一种矿物替代〔paramorphism〕Structural alteration of a mineral without change of chemical composition.同质异晶（现象）：一种化学成分不改变的矿物结构的变形〔microanalysis〕The chemical identification and analysis of extremely small quantities of matter.微量分析：对于极其微量物质的化学成分测定及分析〔bioequivalent〕Acting on the body with the same strength and similar bioavailability as the same dosage of a sample of a given substance. Used of differing formulations of a drug or chemical compound.生物等效性的：剂量相同的给定物质对身体具有相同强度、相近生物药效率的影响的。用于以不同公式表述的药剂或化学成分〔phytochemical〕A nonnutritive bioactive plant substance, such as a flavonoid or carotenoid, considered to have a beneficial effect on human health.植物性化学成分，植物化学物质：非营养生物活性的植物成分，如类黄酮或胡萝卜素，被认为有益人类身体健康〔mineral〕A naturally occurring, homogeneous inorganic solid substance having a definite chemical composition and characteristic crystalline structure, color, and hardness.矿物：一种自然生成的同类无机固体，具有确定的化学成分和独特的晶体结构、颜色和硬度〔fraction〕A chemical component separated by fractionation.分馏：被分馏出的化学成分〔MDMA〕A drug, C11H 15NO 2, that is chemically related to amphetamine and mescaline and is used illicitly for its euphoric and hallucinogenic effects. It reduces inhibitions and was formerly used in psychotherapy but has been banned in the United States. 二氧亚甲基苯丙胺：化学成分接近苯丙胺和仙人掌毒碱的药剂，C11H 15NO 2，因其能令人精神愉悦和产生幻觉被非法使用。二氧亚甲基苯丙胺能减轻抑制心理，曾用于心理疗法，但在美国一直被禁止使用 〔indifferent〕an indifferent chemical in a reaction.反应中不活跃的化学成分〔paleobiochemistry〕The biochemical constituents of fossil organisms.有机生物化石构成的生物化学成分〔cannabinol〕A nonpsychoactive chemical constituent of cannabis, C21H 26O 2, from which THC forms. 大麻酚：作用于精神的大麻化学成分，C21H 26O 2，可制成四氢大麻酚 〔cannabidiol〕A chemical constituent of cannabis, C21H 28(OH) 2. 大麻醇，大麻酚：大麻的一种化学成分，C21H 28(OH) 2 |
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