New ways of life or old rigidities? Changes in social structure and life courses and their political impact, Karl Ulrich Mayer et al.是什么意思_New ways of life or old rigidities? Changes in social structure and life courses and their political impact, Karl Ulrich Mayer et al.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句