One of the big disincentives to placing weapons in space has been the technical difficulty and cost of such an enterprise.
一直
来,在太空

器的主要障碍
一就是技术难

该项事业的高昂成本。
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Not only can someone be elected with minimal actual support, but plurality voting creates disincentives for new entrants to compete for fear of spoiling the election by pulling away votes from ideologically similar candidates.
不仅有人可以在实际支持率极低的情况下当选,而且多数票制会抑制新加入者的竞争,因为
担心从意识形态相似的候选人那里拉走选票而破坏选举。
Yeah, one of the Japanese demographers I was looking at on this a few years ago, His thesis was, no, once it flips, it doesn't flip back, because you've changed all the politics to where people get disincentive.
是的,几年前我研究过的一位日本人口学家提出,一旦生育率逆转, 它就不会再反弹,因为你已经改变了所有
策, 使得人
失去了生育的动力。 因此,应当将
种低生育率视为永久性的生育水平。