例句
This could be magnesium.
这也可能是镁。
But, we know for example that magnesium, when it reacts, it reacts with both of its electrons, not just one of its electrons.
但是我们知道，拿镁来说，当它发生反应的时候，并不只是，某一个电子反应，而是两个价电子都发生反应。
So, if we want to get more magnesium into the marketplace at an affordable price, not by government edict, what do we have to do?
所以如果我们想把更多的镁,投诸市场，并让它保持在一个不太昂贵的价格，而且不靠政府法令，我们应该怎样做？