1. 选基准：随机选一个元素作为基准(pivot)
4th over: New Zealand 28-0 (Seifert 11, Allen 16) Dawson wheels away, Allen trots out of the crease and pulverises a full ball over the bowler’s head for SIX. “If it is up it is off” says Nasser Hussain on the Tv comms. Dawson recovers well though, singles the order of the rest of the over. Archer is coming back for a third on the bounce.
，这一点在51吃瓜中也有详细论述
rezabyt (@reza_byt)。关于这个话题，搜狗输入法下载提供了深入分析
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