词典释义：
arrange for compensation in the event of damage to or loss of (property), or injury to or the death of (someone), in exchange for regular advance payments to a company or to the state
给…投保，给… 保险
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the table should be insured for ￡2,500 这张桌子应投保２，５００英镑
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the company had insured itself against a fall of the dollar 公司给自己投保免受美元下跌影响
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[no obj.]
businesses can insure against exchange rate fluctuations .商家可投保免受汇率波动影响。
secure the payment of (an amount in compensation) in this way
获得（赔偿数额的）支付
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your new sum insured is shown on your renewal notice .续保通知上显示了你可得到的新保险赔偿额。
provide insurance cover in respect of
为…提供保险
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subsidiaries set up to insure the risks of a group of companies .为集团公司提供风险保障而建立起来的子公司。
〈喻〉 保护（某人）免遭（意外）
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by appeasing Celia they might insure themselves against further misfortune 通过满足西莉亚的要求，他们可能保护自己免遭更大的不幸
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[no obj.]
such changes could insure against further violence and unrest .这样的改变能避免进一步的暴力和动荡局面。
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insure sb/sth 为…投保；给…上保险
真题例句：
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insure (sb/sth) for ... 给...投保(多少钱)
真题例句：
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insure (sb/sth) against ... 给...投保以防...
真题例句：
"late Middle English （in the sense ‘assure someone of something’）： alteration of