n.織邊；線頭；亂彈
v.指彈；敲打；單調(diào)地說（作響）
Julie often likes thrumming on the piano instead of doing her formal practice. 朱莉彈鋼琴總喜歡隨便亂彈而不做正規(guī)練習(xí)。
A thrumming sound. 漫彈的聲音
