The success of the system is not in doubt.

这种制度的成功确定无疑。

《牛津词典》

Not in doubt, however, is the dreadful quality of the loans in question.

然而，这些贷款的质量很糟糕是毫无疑问的。

youdao

One thing is not in doubt: the longer the world temporizes, the more people die.

有一点是不用怀疑的：世界耽搁越久，越多人就会遇害。

youdao

"It sure looks like the way they are suppressing speech, the way they are suppressing crowds, they way in which people are being treated that there is some real doubt about I do not think we are in a position to say,".

VOA: standard.2009.06.14

That principle is accepted by the secretary of state and is not in doubt.

BBC: Abu Qatada: Government appeal bid rejected

Mr Millar explained however, that delivering the project in full, was not in doubt.

BBC: Laying fibre optic cables

The deputy prime minister's determination to roll back the tide of traffic is not in doubt.

ECONOMIST: Transport