The resolution was primarily drafted and negotiated among the permanent five members of the U.N.Security Council - Britain,China,France,Russia, and the United States - plus Germany.
VOA: standard.2010.06.09
So we have 4 plus 5, but we're actually not done yet, because it's c n minus, so if we have minus, we actually have an extra electron in our molecule.
我们有四个加上五个,但是我们实际上还没做完,因为这是个负离子,所以如果我们有这个负号,那么我们的分子实际上还有一个额外的电子。
*t t of n minus 1 is 3 plus 2 t of n minus 2.
加上。
应用推荐