尾气冒黑烟，是混合气太浓; 烧机油是冒青烟. 不知我说得对不?

来源: 我胡说八道于 2010-08-12 22:10:12 [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.