For almost a century, until the 1960s, soda bottles in the US were generally meant to be returned.
报告指出，在整个现代经济史中，人类智慧一直是稀缺的投入要素。一切都能复制或替代，但唯有能够分析、决策、创造、说服、协调的「智慧」，是没法大规模复制的。
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Zoe Langley-Wathen。业内人士推荐搜狗输入法下载作为进阶阅读
Someone in formal education, such as school or university, doing an apprenticeship or vocational course, is not considered to be Neet.