两者都可表示“发现”,有时可换用 (discover 更正式)。如:
I discovered [found] an unopened letter in the drawer. 我在抽屉里发现有一封未启开的信。
He discovered [found] the whole story was a lie. 他发现整个故事是一个谎言。
He discovered [found] her sitting near the fire. 他发现她坐在炉火边。
She discovered [found] that he
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