Octave
n. 八音度, 低八度音, 高八度音\\n[電] 八音度
?? 牛津釋義
octave
n
1 (music 音)
(a) note that is six whole tones above or below a given note 第八音.
(b) space between two such notes 八度
These notes are an octave apart. 這些音相距八度.
(c) note and its octave played together 八度和音
The child's hands are too small to stretch to an octave on the piano. 這孩子的手太小, 按不到鋼琴上八度和音的鍵.
(d) note and its octave with the six notes in between 八度音程（包括兩個八度音之間的六個音）. Cf 參看 scale2 6.
2 (also octet) (in poetry) first eight lines of a sonnet; verse of eight lines （詩）十四行詩的前八行, 八行詩.
??? 情景例句
Mr. Marker and his wife have invited me to a Christmas dinner.
馬克先生和他妻子邀請我吃圣誕晚宴。
Drowning man will catch at a straw.
溺水的人一根草也要抓。
recorded for the slumbering scientist the strength of a shock that was too weak to waken him,and the direction from which it came.
由于地震太弱而未驚醒科學家時，就為科學家記錄下了地震的強度和地震方向。