基本解释n.鲁思劳夫同根派生 Ruthrauff相关词英汉例句U.S. School of Music, "They laughed when I sat down at the piano, but when I started to play!" Ruthrauff &Ryan, 1925 美国音乐学院：“当我坐在钢琴前时，他们都在笑我，直到我开始弹起来。Ruthrauff更多例句