是因为理论落后，导致科学家只能尝试不同的方法。

来源: 衡山老道于 2025-11-27 14:42:45 [博客] [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.