词典释义：
释义
because of or in order to demonstrate one's adherence to a particular belief
根据行为准则，按照原则
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he refused, on principle, to pay the fine .他依据原则拒绝支付罚款。
双语例句
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He would vote against it on principle.
他会依据原则投票反对它。
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He doesn't invest in the arms industry on principle.
他根据自己的信条，不投资军火工业。
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He acted always on principle.
他总是按原则办事。
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I refuse to go there, on principle.
我原则上拒绝到那儿去。
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I disagreed your idea on principle.
原则上，我不同意你的主意。
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Are you, as a United States senator, personally comfortable saying to a grieving parent, Superman could have saved your child, but on principle, we did not want him to act?
而你，作为一名美国参议员，能否很坦然地对沉浸在悲痛中的父母说“超人本可以救你的孩子，但原则上来说，我们不希望他去救？”
《Batman v Superman: Dawn of Justice》《蝙蝠侠大战超人：正义黎明》