strum/strʌm; strʌm/ v(-mm-) [I, Ipr, Ip, Tn]~ (on sth) play (a stringed instrument), esp rather unskilfully or monotonously 演奏（弦乐器）（尤指不很熟练或单调乏味） strumming (away) on my guitar （我）胡乱拨弄著吉他 strum a tune on the banjo 用班卓琴乱弹一曲.
牛津英汉双解词典