其中特别值得一提的是，观众在陈列现场可以听到雷锋当年在忆苦思甜大会上的讲话原音，这也是雷锋纪念馆此次征集到的重要文物资料。

The most notable feature of the hall is voice interactive system through which visitors can hear the speech delivered by Leifeng at a conference, to recall past misery and cherish present happiness.

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