refer to "90%贫贱人口？", maybe true in term of income, 贫, not 贱.

来源: -worldance- 于 2018-02-13 12:07:23 [] [旧帖] [给我悄悄话] 本文已被阅读： 次 (231 bytes)

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• That's why vocational education exists and prevails. --worldance-- ♀ 给 -worldance- 发送悄悄话 (0 bytes) () 02/13/2018 postreply 12:13:46

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