每次反复中素材的开发顺序（先开发风险最大的那一个可以减轻风险）

Order of story development within an iteration (doing risky items first can mitigate risk)

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外国学生可以通过反复地每天写几个小时的汉字，记住笔画顺序，就能对汉字达到一目了然的程度。

Foreign students studying Chinese can expect to write hours of characters, over and over again, locking in the stroke order so that every character can eventually be recognized with a single glance.

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