Laying the more comprehensive reports side-by-side with some science analysis from the BBC, here's what we know — and what we know we don't know.

这里，通过综合性的多方报道结合部分BBC的科学分析，我们了解到了一些情况和那些我们仍未可知的东西。

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O'Brien, however, had continued forward in the same movement, laying a friendly hand for a moment on Winston's arm, so that the two of them were walking side by side.

但是奥勃良仍继续走着，一只友好的手按了一下温斯顿的胳膊，这样他们两人就并肩向前走了。

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Begin by laying the fish, skin-side down, into a hot pan.

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The move paid off, with Dungy laying the foundations for a side who, under the new regime of Jon Gruden, triumphed by winning a maiden Superbowl title in 2002.

CNN: Future bright for clubs united by Glazer