strum

n.乱弹的声音v.乱弹,乱奏

弹奏（吉他或类似乐器）

动词

1. He sat on the porch, strumming his guitar and singing softly.
他坐在门廊上，弹着吉他，轻柔地唱歌。
2. She strummed a few chords on her ukulele before starting to sing.
她在尤克里里上弹了几个和弦，然后开始唱歌。