快門線的控製器有個卡口，不用一直按著。

來源: 夢中畫於 2012-03-25 18:05:04 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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