今天我们从二十页第六行开始。
第六行指出read - ahead如何工作，以及闭锁的数量。
The sixth line tells us how read-ahead is working, and the number of waits for latches.
观测功效显示，正如太阳一样，高出半数的恒星拥有行星，但他们大大都都小于土星（太阳系第六行星）。
The findings suggest that more than half of the stars like our sun possess planets, and that many of those worlds are lighter than Saturn.
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