SSDs shine really bright when random I/Os are being executed.
但在执行随机I/O 操作时，SSD的确更胜一筹。
By "random," I mean really random: Pound the keyboard for a while, like a monkey trying to write Shakespeare.
随机的意思就是说，随意地敲击键盘一会，就像猴子试着写莎士比亚一样。
Since the tape libraries have very poor random access performance, it is critical to study random I/O scheduling strategies and algorithms in order to improve the performance of tape library.
由于磁带库随机存取的性能很差，需要研究有效的随机I/O调度策略和算法以改善其在线存取的效率。
He just talked at random , I could hardly understand.
他吹得海阔天空，我几乎都不懂。
He just talked at random , I could hardly understand.
他吹得海阔天空，我几乎都不懂。
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