Is there any organic trouble which is fatal ? 有没有什么官能上致命的毛病呢？
Vision and hearing are exteroceptive senses . 视觉与听觉都是感受外界刺激的官能。
"peace, woman," said the gentleman, "your boy was in possession of all his senses. " “住口，婆子，”绅士说道；“你的儿子各种官能全有。”
Wholly untaught, with faculties quite torpid, they seemed to me hopelessly dull . 她们完全没有受过教育，官能十分迟钝，在我看来笨得毫无希望。
By definition an exclusively difunctional monomer can only give rise to a linear polymer . 按照定义，一个特定的双官能单体，仅仅能得到线型聚合物。
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。
He took his tea quietly; though his tongue was still, his observant faculties seemed by no means off duty . 他在不声不响地喝茶；他虽然嘴巴不动，他的观察官能却似乎一刻也没有离开职守。
Treatments of pyrylium salts with various nucleophilic reagents allows the production of a host of functionalized derivatives . 如果各种亲核试剂与吡喃盐反应，就可制取许多种带官能基的衍生物。
Difunctionality, which is the essential characteristic of a polymer precursor, may be achieved in many different ways . 能生成聚合物的物质其不可缺少的特点是具有双官能性。这种双官能性可用多种方法获得。
Clearly the principle requirement for a substance to be capable of forming a structural unit of a polymer chain is that it must be difunctional . 显然，对于能成为聚合物链结构单元的物质的基本要求是：它必须是双官能的。
