So how many bodies remain unfound in the most obvious of places?

那么，在最明显的地方， 有多少尸体仍未被发现呢？

How could a body just remain unfound in a public space for so long?

一具尸体怎么能在公共场所这么长时间都找不到？

I believe in killing game only for one's needs and it distresses me to leave dead or wounded game unfound.

我相信猎杀猎物只是为了满足自己的需要， 而让死去或受伤的猎物被发现却让我感到苦恼。

Investment in exploration, which once rose and fell with the oil price, is at rock bottom even though nine billion barrels may remain unfound.

对于伴随原油价格起落的勘探投资来说，即使是有90亿桶的原油未被发现，它也举步维艰。