But as to exactly what it was that Goldman did so profitably, nobody could be sure.

至于究竟是何种业务为高盛带来了如此丰厚的利润，则无人知晓。

youdao

Nobody can be sure how much capital shareholders now want banks to hold, but Alan Greenspan, a consultant these days, thinks the figure could have grown to 15% of their assets.

现在没有人能够明确指出资本股东究竟要银行持多少资金，但这段时期的大顾问艾伦•格林斯潘11(Alan Greenspan)认为，这个比例很可能上升到资产的15%。

youdao

Nobody could be exactly sure about how this process worked.

因为没人清楚具体的过程到底是什么

耶鲁公开课 - 古希腊历史简介课程节选

Powerful as it was in places, that manuscript, published pretty much as he had left it, was pitifully incomplete and nobody could really be sure how Pasolini would have brought it to completion.

ECONOMIST: Italian novels