1. (使)充气;(使)膨胀;(使)胀大
    If you inflate something such as a balloon or tyre, or if it inflates, it becomes bigger as it is filled with air or a gas.

    e.g. Stuart jumped into the sea and inflated the liferaft...
           斯图尔特跳到海里给救生艇充气。
    e.g. Don's lifejacket had failed to inflate.
           唐的救生衣未能充气膨胀。

2. 抬高(物价);(使)(物价)涨高
    If you say that someone inflates the price of something, or that the price inflates, you mean that the price increases.

inflate的近义词

    e.g. The promotion of a big release can inflate a film's final cost...
           大规模发行所需的广告宣传会增加一部电影的最终成本。
    e.g. Clothing prices have not inflated as much as automobiles.
           服装价格的涨幅不及汽车那么高。

3. 夸张;夸大;吹嘘
    If someone inflates the amount or effect of something, they say it is bigger, better, or more important than it really is, usually so that they can profit from it.

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    e.g. They inflated clients' medical treatment to defraud insurance companies...
           他们夸大客户伤势的严重性和治疗情形以欺骗保险公司。
    e.g. Even his war record was fraudulently inflated.
           甚至他的参战履历也是夸大其词，充满谎言。