A wireless communication method, comprising transmitting, by a terminal device, a sounding signal on a second pre-allocated resource pre-allocated by a network device to the network device when there is uplink data to be transmitted, wherein the sounding signal is used for contending for a first pre-allocated resource; and transmitting, by the terminal device, the uplink data to be transmitted on the first pre-allocated resource, when receiving a first feedback signal sent by the network device in response to the sounding signal, wherein the first feedback signal is used for indicating that the terminal device has a successful contention for the first pre-allocated resource; characterized by further comprising: transmitting the uplink data to be transmitted on an uplink grant resource when the terminal device receives a second feedback signal sent by the network device in response to the sounding signal, wherein the second feedback signal is used for indicating the uplink grant resource which is different from the first pre-allocated resource, wherein the method further comprises: starting a timer after transmitting the sounding signal; wherein the transmitting, by the terminal device, the uplink data to be transmitted on the first pre-allocated resource, when receiving a first feedback signal sent by the network device in response to the sounding signal comprises: transmitting, by the terminal device, the uplink data to be transmitted on the first pre-allocated resource, when receiving the first feedback signal within a duration of the timer; and wherein the transmitting the uplink data to be transmitted on an uplink grant resource when the terminal device receives a second feedback signal sent by the network device in response to the sounding signal comprises: transmitting, by the terminal device, the uplink data to be transmitted on the uplink grant resource, when receiving the second feedback signal within the duration of the timer. transmitting, by a terminal device, a sounding signal on a second pre-allocated resource pre-allocated by a network device to the network device when there is uplink data to be transmitted, wherein the sounding signal is used for contending for a first pre-allocated resource; and transmitting, by the terminal device, the uplink data to be transmitted on the first pre-allocated resource, when receiving a first feedback signal sent by the network device in response to the sounding signal, wherein the first feedback signal is used for indicating that the terminal device has a successful contention for the first pre-allocated resource; characterized by further comprising: transmitting the uplink data to be transmitted on an uplink grant resource when the terminal device receives a second feedback signal sent by the network device in response to the sounding signal, wherein the second feedback signal is used for indicating the uplink grant resource which is different from the first pre-allocated resource, wherein the method further comprises: starting a timer after transmitting the sounding signal; wherein the transmitting, by the terminal device, the uplink data to be transmitted on the first pre-allocated resource, when receiving a first feedback signal sent by the network device in response to the sounding signal comprises: transmitting, by the terminal device, the uplink data to be transmitted on the first pre-allocated resource, when receiving the first feedback signal within a duration of the timer; and wherein the transmitting the uplink data to be transmitted on an uplink grant resource when the terminal device receives a second feedback signal sent by the network device in response to the sounding signal comprises: transmitting, by the terminal device, the uplink data to be transmitted on the uplink grant resource, when receiving the second feedback signal within the duration of the timer. starting a timer after transmitting the sounding signal; wherein the transmitting, by the terminal device, the uplink data to be transmitted on the first pre-allocated resource, when receiving a first feedback signal sent by the network device in response to the sounding signal comprises: transmitting, by the terminal device, the uplink data to be transmitted on the first pre-allocated resource, when receiving the first feedback signal within a duration of the timer; and wherein the transmitting the uplink data to be transmitted on an uplink grant resource when the terminal device receives a second feedback signal sent by the network device in response to the sounding signal comprises: transmitting, by the terminal device, the uplink data to be transmitted on the uplink grant resource, when receiving the second feedback signal within the duration of the timer.