名詞 kettledrum:

1. a large hemispherical brass or copper percussion instrument with a drumhead that can be tuned by adjusting the tension on it
   同義詞：kettle, tympanum, tympani, timpani

ket.tle.drum

n.Music （名詞）【音樂】
A large copper or brass hemispherical drum with a parchment head that can be tuned by adjusting the tension.
定音鼓：一種大的半球形紅銅或黃銅鼓，面為羊皮紙，能通過調(diào)整拉力調(diào)音