这意味着要快速阅读一篇文章来获知它的大意，而不是逐个单词地读。
It means reading an article quickly to find the main idea without reading every word.
假设昨天地铁车厢里我对面的那排人一下子放下报纸抬起头来，逐个回答道。
I imagined yesterday the row of people across from me on the train, looking up all of a sudden from their newspaper and answering one after another.
否则，你可能不得不采取逐个移除硬件的方法来测试你的电脑是否能够正常启动。
Otherwise, you might have to resort to removing each piece of hardware in turn and seeing if your machine boots.
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