unbeknown的翻译，读音
英/ ˌʌnbɪˈnəʊn /
美/ ˌʌnbɪˈnoʊn /
释义：
adj.未知的，不为人知的
例句
He did it unbeknown to me. 他瞒着我干那件事. 。
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。
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. 。
After driving for an hour, passing it twice unbeknown, we finally had to call for directions. 我们开了一个钟头的车，两回穿过同一个陌生地方，最终只得打电话问路。
After driving for an hour, passing it twice unbeknown , we finally had to call for directions. 我们开了一个钟头的车，两回穿过同一个陌生地方，最终只得打电话问路。