And they argued that the cost of setting up a tracing regime would be too difficult and expensive.
他们还说,建立追踪系统非常困难,成本也很高昂。
And the cost of computing power continues to free fall, which is a good sign for any enterprise setting up shop in silicon.
计算能力的成本持续自由下降,这对任何建立了网上销售的企业来说都是个好的征兆。
Finding water nearby would not only reduce the cost and complexity of setting up a lunar colony, but would also help it become a staging post for future trips further into space.
倘若在该地点附近找到水的话,不仅降低能设立月球载入空间站的成本和复杂性,而且也将有助于成为未来进一步深入探索空间的补给基地。
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