摆脱这一困境的方法尚未找到。

A way out of the difficulty has not yet to be found.

《新英汉大辞典》

维尔·莫特最后说，这些干细胞用于治疗还将有一段时间，因为科学家们尚未找到将干细胞培育成不同人体组织的一个可靠方法。

It would be some time before the cells could be used in patients, Wilmut said, because scientists have yet to find reliable ways of making different tissues from stem cells.

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德勤的调查发现，尽管目前的新焦点是风险和控制，但许多最大型公司迄今仍未找到将薪酬与风险挂钩的有效方法。

In spite of the new focus on risk and control, the Deloitte survey found that many of the biggest companies had not yet found effective ways to tie pay to risk.

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