Under the realism condition, to set up an environment of virtual electronic experiment is a economic, a good benefit and a active selection.

目前的现实条件下，建立虚拟电子实验环境，是一项经济高效、切合实际的选择。

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This may require EU leadership to downplay its foreign policy aspirations for its economic realism.

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You can regard all this as laying it on a bit thick - nobody ever mistook Mr Cable for a ray of sunshine - or unvarnished economic realism.

BBC: UK Politics