1 sentence

1. 他看着手中的工尺谱，轻声唱出了尺这个音。

   tā kàn zhe shǒu zhōng de gōng​chě​pǔ, qīng​shēng chàng​chū le chě zhè​ge yīn.

   He looked at the Gongche notation in his hand and softly sang the note 'chi'.

   Source: Dong Chinese Dictionary