黄先生，前面有人提到，萤火虫发光是不连续的，一闪一闪。

来源: pandashifu 于 2012-06-25 13:19:57 [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.