As mentioned above, random access requires the disk head to move randomly over the disk to find the proper data points.
正如上文提到的，随机访问要求磁盘头能随机移动到磁盘上，查找对应的数据点。
Then, the server's disk head had to move randomly over all areas of the disk to get to the proper track and sector for the data that was changed or updated.
然后，服务器的磁盘头随机移动到磁盘的各个区域查找更改或更新过数据的磁道或扇区。
At the time, the so-called "efficient market hypothesis," which states that stock prices move randomly and therefore can't be predicted, was coming into vogue.
当时，所谓的有效市场理论说股价是随机波动的，是无法被预测的，那时这个理论正在逐渐流行。
In a video two groups, one group with white tee shirts, the other black, move randomly in a room while passing a basketball.
录像中的两个组，一组穿白T恤，一组穿黑T恤，随意的在房间里走动并传递篮球。
In a video two groups, one group with white tee shirts, the other black, move randomly in a room while passing a basketball.
录像中的两个组，一组穿白T恤，一组穿黑T恤，随意的在房间里走动并传递篮球。
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