The trip from Earth by "Philae" had taken ten years! The scientists had no idea what the surface of the comet would be like.

“菲莱”号从地球出发的旅行已经花了十年的时间！科学家们不知道彗星的表面会是什么样子。

youdao

While unambiguously expressed semantics with RDF are good, even if everyone did that, it is of little use if you have no idea how the RDF from different sites is related.

尽管可以使用 RDF 明确地表达语义，但即使每个人都这样做，如果不知道如何将各个站点的 RDF 联系起来，那么也没有什么用处。

youdao

But you have no idea of where each branch, leaf, stem and flower will be a year from now, and if you say you do then you're really only guessing.

但是，你完全不知道一年后每个枝条、叶子、树茎和花朵将会长成什么样子。除了随意猜猜之外你又能说出个什么所以然来呢。

youdao

But with one loan coming from here, another from there, I had no idea of the rockslide that was building.

NPR: Still Paying Off That Student Loan

Robbie Pearson, from HIS, admitted they have no idea of the national picture.

BBC: Secret Scottish NHS incident reports released

If he is convinced of an idea, no amount of difficulties and hard work will prevent him from trying to achieve it.

UNESCO: Title