copper strike 中文意思是什麼
copper strike
解釋
預紅銅電鍍-
The word " timpani " derives from a greek word that means to strike. the timpani are pitched instruments, which consist of hemispherical - shaped shells of copper or brass, over which are stretched the heads of calfskin
它的形態像半個圓球,鼓身用銅製成,鼓面蒙上牛皮,周圍有六個螺絲可以調節皮面的松緊,以改變音高。
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