This series of form line is not only practical but also helpful to systematically study the regularity of rotor form line.
这一系列型线不但具有实际应用价值，并且有助于系统地研究转子型线的规律性。
Therefore, to systematically analyze and search into the credit lack is not only practical need but also an unavoidably important subject in the economics investigation.
因此，从理论上对信用缺失进行系统地分析和探讨，是现实的需要，也是经济学研究不能回避的重大课题。
A long, dark-colored blazer is not only practical for chillier weather, but it also emanates a confident, big-woman-on-campus vibe.
一件长款、深色的西装外套不仅在冷天很实用，而且能散发自信，有校园大女人的感觉。
Sports dance belongs to the noble culture. It combines bodybuilding, entertainment with art. It is not only practical but also strategic to offer this course on campuses.
体育舞蹈集健身、娱乐、艺术于一体，在高校开设体育舞蹈课既有现实意义又有战略意义。
Sports dance belongs to the noble culture. It combines bodybuilding, entertainment with art. It is not only practical but also strategic to offer this course on campuses.
体育舞蹈集健身、娱乐、艺术于一体，在高校开设体育舞蹈课既有现实意义又有战略意义。
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