| 单词 | unbeknownst |
| 释义 | unbeknownstunbeknownst /ˌʌnbɪˈnoʊnst/ (also un‧be‧known /ˌʌnbɪˈnoʊn/) [sentence adverb] formal unbeknownst to somebody without that person knowing about it: Unbeknownst to his parents, he and his girlfriend had gotten married. |
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