A scrambling transmission method, comprising: generating, by a user terminal, a message to be sent and modulating the message to be sent so as to generate data modulation symbols; scrambling, by the user terminal, the data modulation symbols using a cell-specific scrambling sequence, so as to generate scrambled data modulation symbols; and sending, by the user terminal, the scrambled data modulation symbols via a Discrete Fourier Transformation-Spread-Orthogonal Frequency Division Multiplexing, DFT-S-OFDM, transmission structure with a time domain spreading wherein, scrambling by the user terminal of the data modulation symbols using a cell-specific scrambling sequence, comprises: method 1, generating the cell-specific scrambling sequence based on the amount of data modulation symbols in a subframe and using the cell-specific scrambling sequence to scramble the data modulation symbols in the subframe; therein, each scrambling value in the cell-specific scrambling sequence respectively corresponds to a corresponding data modulation symbol in the subframe; or, method 2, generating the cell-specific scrambling sequence based on the amount of Single Carrier-Frequency Division Multiple Access, SC-FDMA, symbols used for data transmission in a subframe and using the cell-specific scrambling sequence to scramble the data modulation symbols in the subframe; therein, each scrambling value in the cell-specific scrambling sequence respectively corresponding to a corresponding SC-FDMA symbol used for data transmission in the subframe. generating, by a user terminal, a message to be sent and modulating the message to be sent so as to generate data modulation symbols; scrambling, by the user terminal, the data modulation symbols using a cell-specific scrambling sequence, so as to generate scrambled data modulation symbols; and sending, by the user terminal, the scrambled data modulation symbols via a Discrete Fourier Transformation-Spread-Orthogonal Frequency Division Multiplexing, DFT-S-OFDM, transmission structure with a time domain spreading wherein, scrambling by the user terminal of the data modulation symbols using a cell-specific scrambling sequence, comprises: method 1, generating the cell-specific scrambling sequence based on the amount of data modulation symbols in a subframe and using the cell-specific scrambling sequence to scramble the data modulation symbols in the subframe; therein, each scrambling value in the cell-specific scrambling sequence respectively corresponds to a corresponding data modulation symbol in the subframe; or, method 2, generating the cell-specific scrambling sequence based on the amount of Single Carrier-Frequency Division Multiple Access, SC-FDMA, symbols used for data transmission in a subframe and using the cell-specific scrambling sequence to scramble the data modulation symbols in the subframe; therein, each scrambling value in the cell-specific scrambling sequence respectively corresponding to a corresponding SC-FDMA symbol used for data transmission in the subframe. method 1, generating the cell-specific scrambling sequence based on the amount of data modulation symbols in a subframe and using the cell-specific scrambling sequence to scramble the data modulation symbols in the subframe; therein, each scrambling value in the cell-specific scrambling sequence respectively corresponds to a corresponding data modulation symbol in the subframe; or, method 2, generating the cell-specific scrambling sequence based on the amount of Single Carrier-Frequency Division Multiple Access, SC-FDMA, symbols used for data transmission in a subframe and using the cell-specific scrambling sequence to scramble the data modulation symbols in the subframe; therein, each scrambling value in the cell-specific scrambling sequence respectively corresponding to a corresponding SC-FDMA symbol used for data transmission in the subframe. <EOS>