He is a researcher of working class origin.

他是工人出身的研究员。

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The UIScrollView class scrolls its content by changing the origin of its bounds.

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They have been urging states to give legal rights to workers who do not already fit into a protected class based on race, gender or national origin.

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Every ORIGIN PC features a 1 to 3 year free part replacement warranty combined with the best in class integration, quality testing and support.

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