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...
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...
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...