機械人行1步要2秒 , 行40,000步要80,000秒,姐係要幾多個鍾頭,幾多分,幾多秒?
請列埋式~
收錄日期: 2021-04-29 22:38:31
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20080212000051KK03754