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

圆作为理想纯粹形态,其向心与自足特性,具有很高审美价值和表现力,深得建筑、规划睐,以致成为规划设计中种普适性模式。

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

随着奏发展，音色和力度变化形式不断增加，使音乐表现力越来越强。