And he's been singing out of tune.

他唱歌老跑调。

youdao

Her singing often gets out of tune.

她唱歌爱走调儿。

《新英汉大辞典》

The choir was singing distinctly out of tune in places.

合唱团有些地方明显唱走调了。

youdao

The choir was (singing) distinctly out of tune in places.

谁爱唱歌的可以参加合唱队。

youdao

My singing is out of tune.

我唱歌总跑调儿。

youdao

My singing is out of tune.

我唱歌总跑调儿。

youdao