ボキャブラリー

unbeknownst

知(し)らない

サムラワールド辞書

(1) 形容詞

Something happening or existing without the subject person's knowledge. The state of not knowing something. Always used with particle "to": unbeknownst to someone.

例

  1. The fact that Betty was betrayed by her best friend was unbeknownst to her sister Jane.

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