... out of scale 不成比例，不相称 play scales练习指法 sing scales 练声，吊嗓子 ...
双语例句
1
If I want my students to learn to playscales, we do them over and over in class.
如果我想让学生学习演奏音阶，我们在班上一遍一遍地练习。
2
Pawlowska, a typical exponent of the old school, whose chief effort was to make me keep my elbows close to my body and to playscales without dropping the coin she placed on my hand.
她是老式教育的典范，使劲纠正我的姿式，手肘不得离身，弹谱时，放在手上的铜钣不得掉下来。
3
Sound: play open strings alone; play slow scales, sustaining a 20- to 30-second bow; practice everything in the lower or upper half; or watch your contact point in the mirror.