So it looks a lot less messy if we just draw our Lewis structure like this for h c n, where we have h bonded to c triple bonded to n, and then a lone pair on the nitrogen there.
这看起来整洁了不少,如果我们把氰化氢的路易斯结构画成这样的话，这样我们就有氢与碳之间的单键和碳与氮之间三键，然后还有一对孤对电子在氮这里。
N. and for Conservation International, an environmental group, said it was hard to draw a direct comparison with the last detailed survey on mammals, in 1996.
的主任扬·博尔对全球哺乳动物做出评价说对于一个国际环保组织，很难对哺乳动物做出直接比较和详尽调查。
N. and for Conservation International, an environmental group, said it was hard to draw a direct comparison with the last detailed survey on mammals, in 1996.
的主任扬·博尔对全球哺乳动物做出评价说对于一个国际环保组织，很难对哺乳动物做出直接比较和详尽调查。
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