基本词汇
n.织边；线头；乱弹
v.指弹；敲打；单调地说（作响）
过去式: thrummed 过去分词: thrummed 现在分词: thrumming 第三人称单数: thrums
英英释义
"he could hear the thrum of a banjo"
"strum a guitar"
"Rain drummed against the windshield"
"The drums beat all night"
经典引文
Invisible hands crossed a lyre to make an unearthly, plangent thrum.
出自：B. MasonThe..sash of royalty..is made of net work, and thrummed with red and yellow feathers.
出自：SoutheyThe violin..thrummed a gay melody.
出自：Ouida
