time signature
US /ˈtaɪm ˌsɪɡ.nə.tʃər/
UK /ˈtaɪm ˌsɪɡ.nə.tʃər/

名词
1.
拍号, 时间记号
a musical notation indicating the number of beats per measure and the type of note that receives one beat
示例:
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The composer changed the time signature from 4/4 to 3/4 in the middle of the piece.
作曲家在乐曲中间将拍号从4/4改为3/4。
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Common time signatures include 4/4 (common time) and 3/4 (waltz time).
常见的拍号包括4/4(普通拍)和3/4(华尔兹拍)。
在 Lingoland 学习这个单词