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But in piano teaching, particularly primary, in intermediate piano teaching process, very little has the teacher to student systematically professor soft pedal's use skill, is only when will need the student will use the footboard only then to make some instructions fragmentarily.

但在钢琴教学，尤其是初、中级钢琴教学过程中，很少有教师对学生系统地教授钢琴踏板的使用技巧，只是在需要学生使用踏板时才会零碎的作一些指导。

In the meantime Menelaus was anxiously searching for Helen in the ruined palaces of Troy.

与此 ssb§bww.com 墨涅劳斯焦急地在毁坏的特洛伊宫中寻找海伦。