zero sum game

回答: 矿工不产生价值,医生治病救人。onlyone10742024-02-16 09:01:50

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x -ZeroSumGame- 给 ZeroSumGame 发送悄悄话 (0 bytes) () 02/16/2024 postreply 09:07:59

"what can be divided by zero" -成功的三少爷- 给 成功的三少爷 发送悄悄话 (0 bytes) () 02/16/2024 postreply 09:28:41

death -bia- 给 bia 发送悄悄话 (0 bytes) () 02/16/2024 postreply 09:29:30

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