Don't waste 2-day vacation time on them, not worth it.

来源: 伤痕-累累 于 2009-12-31 14:33:22 [] [旧帖] [给我悄悄话] 阅读数 : (0 bytes)
回答: offer help 由 jili 于 2009-12-31 07:47:52

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• That's called "opportunity cost" in economy. -Easy.Spin- ♂ 给 Easy.Spin 发送悄悄话 Easy.Spin 的博客首页 (138 bytes) () 12/31/2009 postreply 14:43:54

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