井邊有容量5公升跟3公升的兩個水桶,626Please respect copyright.PENANAv7yv2V1RhM
該如何利用這兩個水桶,裝出剛好4公升的水呢?626Please respect copyright.PENANALd7Fen7dY7
626Please respect copyright.PENANAeTpDtfhfmJ
井邊有容量5公升跟3公升的兩個水桶,626Please respect copyright.PENANAv7yv2V1RhM
8964 copyright protection622PENANAyXsk8OhMP2 維尼
該如何利用這兩個水桶,裝出剛好4公升的水呢?626Please respect copyright.PENANALd7Fen7dY7
8964 copyright protection622PENANAOFpHG0SPVw 維尼
626Please respect copyright.PENANAeTpDtfhfmJ
8964 copyright protection622PENANAqHrfXAblYy 維尼
18.117.162.216
ns18.117.162.216da2在主頁加入 Penana 以更方便離線閱讀:按 然後按「加至主畫面」