以上来源于: WordNet
He told his son the secret of the cave.
他把山洞的秘密告诉他的儿子。
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From this time he believed he was the only person in the world who had the secret of opening the cave, and that all the treasure was at his sole disposal.
这次他相信他是这个世界上唯一一个知道如何打开山洞的秘密的人,并且所有的财宝都由他一个人来支配了。
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