但是我们经常想完全齐美就比较难了。
But often we want to have a bit of everything - that's increasingly achievable.
功率效率和频谱效率一般不能两全齐美。
Power efficiency and the general efficiency of spectrum-the United States can not be both loyal and filially pious.
齐美尔被认为是研究现代性的第一位社会学家。
Simmel is considered to be the first sociologist who starts to research modernity.
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