octave

'ɔkteiv, -tiv

n. a feast day and the seven days following it
n. a musical interval of eight tones
n. a rhythmic group of eight lines of verse

n. 八音度, 低八度音, 高八度音
[电] 八音度

13,119

BNC 频率

17,343

使用频率

octave 源自拉丁语 octavus，意思是“第八”，与“octo”（八）相关，因此可以记住它与音高的八度音阶有关。

例句

1. The piano has eight keys in one octave.

钢琴的一个八度音有八个琴键。

2. She sang a song that covered two octaves.

她唱了一首跨越两个八度的歌。

3. In music, an octave is the distance between one note and another with the same name.

在音乐中，八度音是指一个音符与另一个同名音符之间的距离。