The ECB can soothe markets by buying bonds, but beyond a certain point such purchases threaten its independence.
欧洲央行购买债券可以缓解市场压力。 而过量持有则会影响到它自身的独立性。
Other, less-publicized markets, such as those for bonds, certain commodities and currencies, may not be so obvious, but there will be indicators.
另外,在那些不为人知的市场中,比如债券、特定的商品市场以及货币市场,迹象或许并不明显,但它们也都有各自的指标。
Rather than promise to buy a large amount of bonds by a certain date, the Fed will probably announce more modest amounts over shorter periods, predicating future instalments on the outlook.
美联储将可能在短期内发布更多的小数目的款项,以观望态度预计未来的分批支出,而不是承诺在某个确定时间购买大量的国债。
That tells you something about the physical chemistry of the molecule; that it's these hydrogen bonds that hold the double strands and I can break those down under certain conditions.
我们从中可以知道一些,DNA分子的理化特点,双链是由氢键连接在一起,在一定条件下这些氢键可以断裂
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