mindexmonosubstituted./mon-uh-suhb-sti-too-tid, -tyoo-/US // ˌmɒn əˈsʌb stɪˌtu tɪd, -ˌtyu- //单代的,单取代的,单代,单一取代的Definitionsadj.adjective · 形容词1. Chemistry.›containing one substituent.Level 5More words in m →