u-bent tube u 中文意思是什麼
u-bent tube u
解釋
形管-
A brass instrument consisting of a long cylindrical tube bent upon itself twice, ending in a bell - shaped mouth, and having a movable u - shaped slide for producing different pitches
一種銅管樂器,由彎曲兩次的長圓筒形金屬管構成,尾部有喇叭形口,有一個可滑動的u形拉管,可發出不同音高的音。
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