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1·Discrimination by age, long-term unemployment, the fact that they're now at the end of the hiring queue, the lack of time horizon just does not make it sensible to invest in them.

由于受年龄歧视，长期失业，这些人现在已经在招聘候选者中处于底层，再加上剩余就业年限较短，种种原因都说明，在他们身上投资是不明智的。