An antenna matching structure for a wireless communication terminal, comprising an adjustable antenna matching circuit, wherein the antenna matching structure comprises: a measuring unit configured to measure a Received Signal Strength Indicator (RSSI) value; a control unit configured to generate a first switching control signal when the RSSI value measured by the measuring unit is less than a predetermined threshold; characterised in that a parameter switching unit configured to select one set of matching parameters from predetermined at least one set of matching parameters according to the first switching control signal, and switch current matching parameters of the adjustable antenna matching circuit to the selected matching parameters; and an environment detecting unit configured to detect an antenna working environment, wherein the parameter switching unit is configured to select a set of matching parameters corresponding to the antenna working environment detected by the environment detecting unit from the predetermined at least one set of matching parameters according to the first switching control signal, and switch the current matching parameters of the antenna matching circuit to the selected matching parameters, wherein the environment detecting unit includes a determining unit configured to determine an antenna working environment according to detection results of at least one of: a hand held state detecting unit configured to detect whether a terminal is in a hand held state, a call state detecting unit configured to detect whether a terminal is in a call state, and an earphone state detecting unit configured to detect whether an earphone interface of a terminal is in a working state. a measuring unit configured to measure a Received Signal Strength Indicator (RSSI) value; a control unit configured to generate a first switching control signal when the RSSI value measured by the measuring unit is less than a predetermined threshold; characterised in that a parameter switching unit configured to select one set of matching parameters from predetermined at least one set of matching parameters according to the first switching control signal, and switch current matching parameters of the adjustable antenna matching circuit to the selected matching parameters; and an environment detecting unit configured to detect an antenna working environment, wherein the parameter switching unit is configured to select a set of matching parameters corresponding to the antenna working environment detected by the environment detecting unit from the predetermined at least one set of matching parameters according to the first switching control signal, and switch the current matching parameters of the antenna matching circuit to the selected matching parameters, wherein the environment detecting unit includes a determining unit configured to determine an antenna working environment according to detection results of at least one of: a hand held state detecting unit configured to detect whether a terminal is in a hand held state, a call state detecting unit configured to detect whether a terminal is in a call state, and an earphone state detecting unit configured to detect whether an earphone interface of a terminal is in a working state. a hand held state detecting unit configured to detect whether a terminal is in a hand held state, a call state detecting unit configured to detect whether a terminal is in a call state, and an earphone state detecting unit configured to detect whether an earphone interface of a terminal is in a working state.