Are they--Do they have the theme or the motive or does the piano have the theme or the motive?

它们演奏的部分是主题还是动机呢,或者,钢琴演奏的是主题还是动机

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Do we have a theme or do we have a motive and which do this--are the violins playing?

主题还是动机,那些小提琴在演奏什么

耶鲁公开课 - 聆听音乐课程节选

In other words, what--or the woodwinds-- what family of instruments is playing here and is Tchaikovsky using a motive or is he using a theme at the very beginning of this concerto?

或者是木管乐器,换句话说,这里演奏的是什么乐器,还有柴可夫斯基在这首协奏曲的开始部分,运用了动机还是主题

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