过去式::thrummed
过去分词::thrummed
现在分词::thrumming
第三人称单数::thrums
"he could hear the thrum of a banjo"
"strum a guitar"
"Rain drummed against the windshield"
"The drums beat all night"
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