An audio data processing method, comprising: acquiring (S1010, S2010, S3010, S10) audio data to be processed and a variable-speed rate of at least one audio frame in the audio data; sequentially (S1020, S2020, S3020, S40) using the at least one audio frame as a current audio frame to be processed, and converting the current audio frame to a frequency domain; determining (S1030, S2050, S2070, S3030, S70, S90) a target phase signal according to whether a variable-speed rate of the current audio frame is the same as a variable-speed rate of a previous audio frame, wherein an adjacent audio frame subjected to variable-speed processing before the current audio frame is recorded as the previous audio frame; and performing (S1040, S2080, S3040, S140), according to the target phase signal, time domain conversion on the current audio frame converted to the frequency domain to obtain a processed current audio frame; wherein determining the target phase signal according to whether the variable-speed rate of the current audio frame is the same as the variable-speed rate of the previous audio frame comprises: obtaining a candidate phase signal of the current audio frame according to the variable-speed rate of the previous audio frame; in a case where the variable-speed rate of the current audio frame is the same as the variable-speed rate of the previous audio frame, determining the candidate phase signal as the target phase signal of the current audio frame; and in a case where the variable-speed rate of the current audio frame is different from the variable-speed rate of the previous audio frame, determining a compensation phase signal according to the variable-speed rate of the current audio frame and the candidate phase signal, determining the target phase signal of the current audio frame based on the compensation phase signal, and updating a target phase signal of a set number of audio frames before the current audio frame. acquiring (S1010, S2010, S3010, S10) audio data to be processed and a variable-speed rate of at least one audio frame in the audio data; sequentially (S1020, S2020, S3020, S40) using the at least one audio frame as a current audio frame to be processed, and converting the current audio frame to a frequency domain; determining (S1030, S2050, S2070, S3030, S70, S90) a target phase signal according to whether a variable-speed rate of the current audio frame is the same as a variable-speed rate of a previous audio frame, wherein an adjacent audio frame subjected to variable-speed processing before the current audio frame is recorded as the previous audio frame; and performing (S1040, S2080, S3040, S140), according to the target phase signal, time domain conversion on the current audio frame converted to the frequency domain to obtain a processed current audio frame; wherein determining the target phase signal according to whether the variable-speed rate of the current audio frame is the same as the variable-speed rate of the previous audio frame comprises: obtaining a candidate phase signal of the current audio frame according to the variable-speed rate of the previous audio frame; in a case where the variable-speed rate of the current audio frame is the same as the variable-speed rate of the previous audio frame, determining the candidate phase signal as the target phase signal of the current audio frame; and in a case where the variable-speed rate of the current audio frame is different from the variable-speed rate of the previous audio frame, determining a compensation phase signal according to the variable-speed rate of the current audio frame and the candidate phase signal, determining the target phase signal of the current audio frame based on the compensation phase signal, and updating a target phase signal of a set number of audio frames before the current audio frame. obtaining a candidate phase signal of the current audio frame according to the variable-speed rate of the previous audio frame; in a case where the variable-speed rate of the current audio frame is the same as the variable-speed rate of the previous audio frame, determining the candidate phase signal as the target phase signal of the current audio frame; and in a case where the variable-speed rate of the current audio frame is different from the variable-speed rate of the previous audio frame, determining a compensation phase signal according to the variable-speed rate of the current audio frame and the candidate phase signal, determining the target phase signal of the current audio frame based on the compensation phase signal, and updating a target phase signal of a set number of audio frames before the current audio frame.