填空:6/5:3/2=2:()=():10

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填空:6/5:3/2=2:()=():10填空:6/5:3/2=2:()=():10填空:6/5:3/2=2:()=():10填2.5和8

填空:6/5:3/2=2:()=():10
填空:6/5:3/2=2:()=():10

填空:6/5:3/2=2:()=():10
填2.5和8