heterocyclic
英
美
adj. 杂环的；不同环式的
COCA.44220
英英释义
noun
- a compound containing a heterocyclic ring
adj
- containing a closed ring of atoms of which at least one is not a carbon atom
双语例句
- The structure of heterocyclic ketene aminals is peculiar and notable which possesses a large conjugation system in its molecule.
杂环烯酮缩胺是一类在有机合成方面有价值的多官能团反应中间体。 - Tetronic acid, tetronic amine and their derivatives are five-membered heterocyclic compounds along with bio-and pharmacological activities.
特窗酸、特窗胺及其衍生物均是生物活性很高的五员杂环化合物，具有重要的研究与实用价值。 - This paper describes the applications and the synthetic method of heterocyclic compounds Imidazolidone and Imidazolethione.
介绍了杂环化合物咪唑酮和咪唑硫酮类化合物的应用及合成方法。 - Hexahydroxy N-containing heterocyclic compound without sulfur and phosphorus was synthesized and its structure was characterized.
合成了无硫、磷的六元含氮杂环化合物添加剂。 - Cardamom has an intense, pungent, sweet flavor. a heterocyclic organic compound with a penetrating odor.
小豆蔻具有刺激性的气味，香甜的口感.一种杂环有机合成物，有刺激味道。 - A heterocyclic compound having a metal ion attached by coordinate bonds to at least two nonmetal ions.
杂环化合物，由一个金属离子通过配位键与至少两个非金属离子相连。 - Pyrimidine: Any of a class of heterocyclic compounds with a ring structure of four carbon and two nitrogen atoms.
嘧啶：具有环状结构（由4个碳原子和2个氮原子组成）的一类杂环化合物。 - Influences of grilling on content of polycyclic aromatic hydrocarbons and heterocyclic amine in meat product
烘烤对肉制品中多环芳烃和杂环胺含量的影响 - This paper describes heterocyclic triazene group reagents having been reported in the past few years.
对近年报道的杂环三氮烯类试剂进行了综述。 - Study on Synthesis and Biological Activity of Novel Nitrogen-Containing Heterocyclic Derivatives
含氮杂环衍生物的合成及生物活性研究