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有三个强盗,偷了一粒价值万金的钻石。他们达成协议:在钻石未兑成现款之前,钻石由三人同时保管,三人需同时行动。
There are three robbers, stole a diamond worth million gold. They reached an agreement that diamonds should be kept at the same time by three people before the unpaid cash, and the three need to act simultaneously.