Dǎyīn (-)
original: 打音
single gracenote
Literal translation: 打: "(to) strike / hit"; 音: "sound / tone"; Defined by Wong as "mordent"; NB: Johann Sebastian Bach’s famous Toccata and Fugue in d minor (BWV 565) starts with a mordent (a-g-a ["coupled" in the 1st and 2nd octave]).
NB: Example(s) to be replaced with staff-notation.
Wong, Samuel Shengmiao: Qi’ - An instrumental guide to the Chinese orchestra. Singapore, 2005, p.142.
汉英词典 (Hàn Yīng cídiǎn) / A Chinese-English dictionary. 北京 [Běijīng], 1985, p.121 & 826.