A circle,as an ideal pure form,with its centripetalism and self-sufficiency,possesses a high degree of aesthetic value and expressive force.

圆作的纯粹形态,其向心与自足特,具有很高的审美价值和表现力,深得建筑师、规划师的青睐,以致成规划设计中种普适的模式。

Sometimes the word scherzando is used in musical notation to indicate that a passage should be played in a playful manner.

随着奏鸣曲的发展，音色和力度的变化形式不断增加，使音乐的表现力越来越强。