有一个小错误，太史公自序里面，第二句话，南正 打成了 南王。
Good but... App is quite slow and won't remember my Traditional Chinese preference.
好！ 非常喜欢， 多谢！
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FindBooks is a based on MIT App Inventor 2 (AI2) developed by Douban book search and collection procedures, support running on Android 2.3+ phones.
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