"The Dutch are rich and they work less – but the question is, how sustainable is this?" says Nicolas Gonne, economist at the OECD. "There's only so much you can do with few workers.
Matthew Smith had to wait almost a year for a double lung transplant
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Researchers in California are experimenting with air driven actuation。关于这个话题，heLLoword翻译官方下载提供了深入分析