Definition
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sure
Sure means that you are confident about something or certain that something is true.
确定是指你对某事感到自信或确信某事是真实的。
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Are you sure you locked the door?
你确定锁上门了吗?
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I'm sure we will have a great time at the party.
我确定我们在派对上会玩得很开心。
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She is sure that she passed the exam.
她确信自己通过了考试。