On a new sheet of paper he drew an enlarged version of the tumor growing, explaining how it had probably started inside her milk ducts.

在另外一张纸上，他把不断扩大的肿瘤单独画了出来，解释了一下它是怎么在乳管中形成的。

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Explaining that when he started devising the network almost three decades ago, he said he failed to predict how much effect what he was producing would have on people now.

他解释说，大概三十年前，他在设计网络时，没想到会对现在的人们带来这么大影响。

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When I spoke to him, he started by explaining just how the simply kind of test works.

当我和他谈起时，他便向我讲述这个多么简单的检查是怎样进行的。

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