The insulation layer is between the outer cover and the inner liner of the water tank, insulation performance will directly influence the actual available amount of how much solar hot water.

保温层是水箱外皮与内胆之间的部分，保温层性能的好坏直接影响太阳能实际可用热水量的多少。

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They have only a vague idea of the amount of water available.

他们对于可用水量只有一点模糊的了解。

《柯林斯英汉双解大词典》

The underlying assumption is that the amount of money available is limited.

隐含的假定是，可用的资金有限。

《牛津词典》

But users are charged if they try to spend more than the amount available in their account.

VOA: special.2009.05.21

Well, that leakage--that 1.5% or 2% that you pay your hedge fund manager- plus the 20% of profits really reduces the amount of return that's available for the owners of capital.

系统的损耗,大约1.5%或2%的管理费率,用来支付给对冲基金经理,加上20%的利润提成,显著减少了资本所有者,可以得到的回报

耶鲁公开课 - 金融市场课程节选

The amount of food available is striking, I mean in the period of time I was--since I was a child there are a lot of changes that have occurred, and I mentioned some of this in the last class-- but when I was a child you didn't have rows and rows of food at a drugstore.

现有粮食的数量是惊人的,当我还是小孩的时候,身边就发生了很多变化,我上节课曾提到过一些,在我小的时候,药店里还没有满货架的食品

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Despite the cutbacks, officials say the available amount is still adequate.

CNN: Water cutbacks on tap for Mexico City

In regards to leverage, Basel III introduced a minimum 3% leverage ratio and two required liquidity ratios: (1) the Liquidity Coverage Ratio, which requires a bank to hold high-quality liquid assets to cover its total net cash outflows over 30 days, and (2) the Net Stable Funding Ratio, which requires the available amount of stable funding to exceed the required amount of stable funding over a one-year period of extended stress.

FORBES: Basel Barriers: How capital requirements would impede progress in the sovereign debt crisis

However, a gold standard system can make available any amount of currency, as is appropriate given economic needs and the fixed parity value.

FORBES: The Gold Standard, and the Myth About Money Growth