词典释义：
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Trey Wagner disappeared. We have reason to believe that Ms. Sharma passed along a message from Mr. Agos.
特雷瓦格纳消失了，调查结果显示夏尔马女士似乎转达了艾格斯先生的意见。
《The Good Wife Season 6》《傲骨贤妻 第六季》
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What I do know, is he's our only possible link to the Syndicate and I have reason to believe that he's going to be here tonight.
据我所知，他是我们探查辛迪加的唯一线索，并且我有理由相信，他今晚也会出现在这里。
《Mission Impossible: Rogue Nation》《碟中谍5：神秘国度》
双语例句
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They have reason to believe that he is lying.
他们有理由认为他是在撒谎。
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I think that we have reason to be optimistic.
我认为我们有乐观的理由。
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The president Obama says they no longer have reason to complain.
奥巴马总统说他们不再有理由抱怨。
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In part because of our military effort, we have reason to believe that progress can be made.
部分由于我们的军事努力，我们有理由相信可以取得进展。
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They have reason to feel that way.
他们的确有理由这样感觉。