各位數學達人， 可否在今晚內教一教我點計這幾條數， 完全唔記得啦我…… 但又好急需要… Tags: 6 comments 30 likes 0 shares Share this: Manchester Yeung About author not provided [email protected] 23645 followers 13314 likes "http://instagram.com/hoyiyeung/" View all posts