The present disclosure relates to a method and a system for a translation-based communication service operation. The method includes: establishing a communication service channel between a transmitter-side terminal and a receiver-side terminal; translating at least one of a text of a first language and a voice signal in the first language collected by the transmitter-side terminal into a second language to generate at least one of a translation text of a second language and a translation voice in the second language; and receiving and outputting at least one of the generated translation text in the second language and the translation voice signal in the second language by the receiver-side terminal.