完全是个谜
The affair remains a complete mystery.───这件事仍完全是个谜。
complete mystery to me why they chose him.───我真无法理解他们为什么会选他。
The net result of the long police investigation is that the identity of the killer is still a complete mystery.───警方经长时间调查，结果凶手的身分仍全然不知。
So far today, I have congratulated someone on their new job, even though I think it a complete mystery how they ever got promoted.───今天，我恭喜某人升任新职，即使我认为他得到晋升完全是个谜。
The Bermuda or Devil's Triangle, an imaginary area located off the southeastern Atlantic coast of the United States, is a complete mystery.───百慕大或者魔鬼三角洲，这个位于美国东南部大西洋沿岸的虚构之处，完全是个迷。
Detailed viewing metrics and click-through data on a population that has - to date - been a complete mystery.───还有每段视频的播放细节数据和点击率数据，而这些在以前完全是个迷。
Darwin focused on the existence of evolution by natural selection; the mechanisms that drive the process were a complete mystery to him.───Darwin着眼于通过自然选择而存在的进化，对他来说驱动这个过程的机制完全是一个谜。
Though his life are worse than others a few levels, but he seemed to a complete mystery.───虽然他的生活比别人差了几个等级，但他本人似乎全然不知。
My sister is a complete mystery to me.
The net result of the long police investigation is that the identity of the killer is still a complete mystery.
Anything relating to maths is a complete mystery to me.
It's been a complete mystery to me ever since I arrived here.
With the stakes so high, the lack of atmosphere on the terraces in the first half was a complete mystery.
It is a complete mystery to everyone how the following gems came to light in 1989.
When all the evidence is added up, the Sirven case remains a complete mystery.
How the hell my pack of jokers has managed two wins out of two is a complete mystery.
It's a complete mystery to me why they chose him.
complete waste───完全浪费
complete disaster───彻底的灾难
complete recovery───完全恢复
complete meal───全餐
complete set───整套；成套机组；[数]完全集
completely dry───完全干燥
complex matter───复杂物质
complex system───[自]复杂系统
complete fracture───完全性骨折