1.technological innovation 技术革新

In the 21st century the nature of work has predominantly moved from being manual labour and manufacturing to service economy based upon technological innovation.

在21世纪，工作的性质已主要从体力劳动和制造业转移到以技术创新为基础的服务经济g#I.[fh;~+aI。

2.in step with 与……保持一致

In the West, the march of obesity is in step with other social developments.

在西方，肥胖的发展和其他社会的发展是同步的Y@Tv,WUQ3u@j^。

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