A wireless communication method (200, 300) performed by a transmission user equipment, Tx UE,, comprising: receiving (S201, S313) first secondary carrier status indication information from a network device, wherein the first secondary carrier status indication information indicates that each of a plurality of secondary carriers is in an activated state or a deactivated state, the plurality of secondary carriers are used for multi-carrier sidelink communication between the transmission user equipment and at least one reception user equipment, and each of the at least one reception user equipment corresponds to at least one of the plurality of secondary carriers; and sending (S202, S314) second secondary carrier status indication information to each reception user equipment, wherein the second secondary carrier status indication information indicates that each of the at least one secondary carrier is in an activated state or a deactivated state; characterized in that the wireless communication method (200, 300) further comprises: receiving first multi-carrier configuration information from the network device, wherein the first multi-carrier configuration information is used to indicate information related to the plurality of secondary carriers configured by the network device, and the first multi-carrier configuration information comprises an identifier of each reception user equipment and an identifier of the at least one secondary carrier corresponding to each reception user equipment in the plurality of secondary carriers; sending second multi-carrier configuration information to each reception user equipment based on the first multi-carrier configuration information, wherein the second multi-carrier configuration information comprises the identifier of the at least one secondary carrier corresponding to each reception user equipment; and after the receiving the first multi-carrier configuration information from the network device, performing local numbering on the plurality of secondary carriers indicated in the first multi-carrier configuration information, to indicate activated states or deactivated states of the plurality of secondary carriers in the second secondary carrier status indication information. receiving (S201, S313) first secondary carrier status indication information from a network device, wherein the first secondary carrier status indication information indicates that each of a plurality of secondary carriers is in an activated state or a deactivated state, the plurality of secondary carriers are used for multi-carrier sidelink communication between the transmission user equipment and at least one reception user equipment, and each of the at least one reception user equipment corresponds to at least one of the plurality of secondary carriers; and sending (S202, S314) second secondary carrier status indication information to each reception user equipment, wherein the second secondary carrier status indication information indicates that each of the at least one secondary carrier is in an activated state or a deactivated state; characterized in that the wireless communication method (200, 300) further comprises: receiving first multi-carrier configuration information from the network device, wherein the first multi-carrier configuration information is used to indicate information related to the plurality of secondary carriers configured by the network device, and the first multi-carrier configuration information comprises an identifier of each reception user equipment and an identifier of the at least one secondary carrier corresponding to each reception user equipment in the plurality of secondary carriers; sending second multi-carrier configuration information to each reception user equipment based on the first multi-carrier configuration information, wherein the second multi-carrier configuration information comprises the identifier of the at least one secondary carrier corresponding to each reception user equipment; and after the receiving the first multi-carrier configuration information from the network device, performing local numbering on the plurality of secondary carriers indicated in the first multi-carrier configuration information, to indicate activated states or deactivated states of the plurality of secondary carriers in the second secondary carrier status indication information. receiving first multi-carrier configuration information from the network device, wherein the first multi-carrier configuration information is used to indicate information related to the plurality of secondary carriers configured by the network device, and the first multi-carrier configuration information comprises an identifier of each reception user equipment and an identifier of the at least one secondary carrier corresponding to each reception user equipment in the plurality of secondary carriers; sending second multi-carrier configuration information to each reception user equipment based on the first multi-carrier configuration information, wherein the second multi-carrier configuration information comprises the identifier of the at least one secondary carrier corresponding to each reception user equipment; and after the receiving the first multi-carrier configuration information from the network device, performing local numbering on the plurality of secondary carriers indicated in the first multi-carrier configuration information, to indicate activated states or deactivated states of the plurality of secondary carriers in the second secondary carrier status indication information.