We have, therefore , in both of the examples above, heterocyclic compounds with " built - in " or latent functionality.上述两例中的杂环化合物,都具有 “ 固有的 ” 或潜在的官能基.Morphine: Heterocyclic compound, narcotic analgesic alkaloid original...
在热带地区, 由于森林的异质性较大,已证实大一些的样地更有效.In tropical areas, larger plots have proved more useful due to greater heterogeneity of the forest.糖尿病早期并发症的病理机制是异质性的.The pathologic mechanisms of early complications of diabetes are hetero...
Don't hang around that shiftless guy. You don't know what he will do.不要跟那个得过且过的混混在一起, 你不知道他会做些什么事.a shiftless man一个好吃懒做的人He lives in a shiftless way.他过着得过且过的日子。...a shiftless husband.不求上进的丈夫That was little more...