基本解释练琴同根派生 piano-practice相关词英汉例句That girl has to practice playing the paino.那女孩不得不每天练琴。Many calluses appear on the front part of his fingers due to exercises on the piano from childhood.从小练琴使他的手指头肚儿上磨出了许多茧子。piano-practice更多例句