Embodiments disclose an information acquiring method. The method includes sending indicating information, where the indicating information indicates a resource set used for sending initial information, and the initial information comprises a master information block (MIB); and determining, according to the resource set used for sending initial information, a resource used for sending non-initial information, wherein the non-initial information comprises information carried over a physical downlink shared channel (PDSCH), and the resource used for sending the non-initial information does not overlap with the resource set used for sending initial information.