On the other hand the Fed is also concerned with unemployment and the possibility of a collapse in the system.

另一方面,美联储也被失业和,这个体系中崩塌地潜在的可能性困扰着。

耶鲁公开课 - 金融市场课程节选

Dr Wilkinson said the machines were unlikely to bite the hand that fed them.

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So nationwide, these low down payment sales, like the subprime of old, are already coming back to bite the hand that fed them.

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They were abandoned by their parents at eight-weeks old and are being hand-fed small portions of fish twice a day and weighed to monitor their progress.

BBC: Endangered penguin chicks hand-reared at Whipsnade Zoo