tune up

英 [tjuːn ʌp]

美 [tuːn ʌp]

为（乐器）调音; 调试，调整（发动机或机器）; （为乐器）调音，定弦

柯林斯词典

• See also:I could hear the sound of a band tuning up.tune

英英释义

verb

• adjust the pitches of (musical instruments)
  1. My piano needs to be tuned
  Synonym:tune
• adjust for (better) functioning
  1. tune the engine
  Synonym:tune

双语例句