你要单独开帖出题，把问题描述清楚，不明白什么叫总概率十四亿分之一：）

来源: JSL2023 于 2024-02-28 18:00:06 [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.