Before we could replace the power supply, we would have to remove from the telescope a handrail fixed with four screws.

在更换电源之前，我们必须从望远镜上取下一个用四个螺丝固定的扶手。

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In effect, Bitcoin has created its own private gold standard world, in which the money supply is fixed rather than subject to increase via the printing press.

实际上，比特币已经创立了自己的私人金本位世界，其中货币供应是固定的，不受货币印刷量增加的影响。

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But fixed supply will become a constraining factor on economic activity.

但在经济活动中固定的供应将会成为一个约束性的因素。

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But huge investments in hydropower in Bhutan (in return for the guaranteed supply of fixed-price electricity into India's grid) helped both countries.

ECONOMIST: Big developing countries are shaking up the world of aid

Gold, with a relatively fixed supply they argue, becomes worth more in dollar terms.

FORBES: Why Fed Printing Money Is No Magic Bullet For Gold

ETFs differ from traditional stocks, for which there is essentially a fixed supply of shares.

WSJ: No Need to Avoid All Low-Volume ETFs