1. 把5L水桶裝滿倒進3L中,剩2L。625Please respect copyright.PENANA9sOFpV07zV
2. 3L水桶倒空,2L從5L水桶倒過來後,把5L再次裝滿。625Please respect copyright.PENANAaBM6OjdtYt
3. 再從5L水桶倒出1L到3L水桶,就OK了。625Please respect copyright.PENANA0zEV8Bs0EL
1. 把5L水桶裝滿倒進3L中,剩2L。625Please respect copyright.PENANA9sOFpV07zV
2. 3L水桶倒空,2L從5L水桶倒過來後,把5L再次裝滿。625Please respect copyright.PENANAaBM6OjdtYt
3. 再從5L水桶倒出1L到3L水桶,就OK了。625Please respect copyright.PENANA0zEV8Bs0EL