disyllabic
/ˌdɪsɪˈlæbɪk/(亦作dissyllabic)
adjective
1- (of a word or metrical foot) consisting of two syllables（词, 韵步）双音节的。
1.1
- (of a bird's characteristic call) consisting of two distinct sounds, such as the call of the cuckoo（鸟鸣）双声的。
词源
mid 17th cent.: from French dissyllabique, via Latin from Greek disullabos 'of two syllables'.