Banks also lack sufficient capital to make new loans .

银行同时也缺乏足够的资产来建立新的借贷。

Nor is it sufficient to fully explain actual outcomes .

它也不足以完全解释实际的后果。

Why can 't they access sufficient capital at home ?

他们为何无法在国内获得充足的资金？

In some cases only animal tests are deemed sufficient .

在有些情况下，只有用动物实验结果才能充分可信。

The bill still must pass the senate and ms rousseff 's powers of persuasion may not prove sufficient .

这一法案仍然要通过参议院的批准，罗塞夫可能不具备足够的说服力。