正剖面 normal cross section; normal cross-section; normal section; orthogonal section; right section
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例句与用法
Piano accompaniment for vocal music falls into two types : impromptu and written 摘要声乐的钢琴伴奏,分为即兴伴奏和正谱伴奏两大类。
Prepared accompaniment is usually written by the composer in advance so the accompaniment often interprets the song in greater delicacy and can better set off the song 而正谱伴奏,则是由专业作曲家精心创作的正规伴奏乐谱,它能够细腻、全面的诠释和烘托原作品。