Material cost is low, labor (doctor's labor) is high...

来源: borisg 2018-02-09 13:34:35 [] [博客] [旧帖] [给我悄悄话] 本文已被阅读: 次 (0 bytes)
回答: 哈哈,嘴真损CRUSH2018-02-09 13:33:34
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