３０個小時吧。　也許一個人沒法操作，最低需要２個人，或更多

來源: needtime 於 2016-06-13 18:35:06 [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.