词典释义：
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封蜡；火漆
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密封圈；密封环；O型密封圈
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密封面；密封件表面；封闭面
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密封条；密封胶条；封口条带
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密封化合物
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密封带；封箱胶带；胶条
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Make sure you've signed the cheque before sealing the envelope.
一定要在支票上签了名再封信封。
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Your kit should be waterproof; however, sealing your supplies inside of zipper baggies is usually the job all you need to do.
你的急救工具箱必须是防水的；不过，你通常需要做的工作就是密封拉链袋里面的用品。
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McLaren are close to sealing a deal with Renault.
麦克拉伦即将和雷诺尔特达成一笔交易。
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So the three way an argument can be self sealing.
所以有三种方式使论点自我封闭。
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To do that, you've got to give up the idea of sealing in data.
为了做到这一点，就不得不放弃对数据的密封。