我国各族群与跟自己同文同种的外国人之间，通过文化、学术、社交和经济联系，建立了重要的国际网络。

Through cultural, intellectual, social and economic links with their ethnic counterparts overseas, the different communities in Singapore have built up their own valuable international networks.

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国际学术界应用社会网络分析方法研究求职问题已经有30多年的历史。

It has been over 30 years for international academy to study job searching by using social network methods.

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