unbeknown meaning in Chinese
adj.
〔口语〕未知的，不得而知的(to)。
adv.
瞒着。 He did it unbeknown to me. 他瞒着我干那件事。
Examples
- He did it unbeknown to me .
他瞒着我干那件事。 - Unbeknown to his parents ， he had not been to school for a week
他瞒著父母一个星期没去学校了。 - He went there unbeknown to me
他瞒着我到那里去的。 - His past is ancient and unbeknown just like his true power
他的过去古老而不为人知，就如同他的真实力量一般。 - Living in an unbeknown point , though i am from china - a country with a vast territory
虽然我来自中国-这个幅员辽阔的国家，但我只生活在中国非常小的某个角落里。