Further, the sheet music contains no indication of rhythm or time, so that the student can only follow the teacher note for note.
而且譜上除弦數、指法、徽位外，並無拍數，這種僅記音樂之「骨」，而任琴人發揮的譜，往往令學生無所適從，只好得跟著老師每首曲子，細細揣摩每個音調了。