Optical-fiber adapter

An optical-fiber adapter comprising:

• an adapter body, wherein two ends of the adapter body respectively have a first mating side and a second mating side;
• four side walls of the adapter body define a first receiving cavity and a second receiving cavity in communication with each other, the first mating side of the adapter body has a first insertion opening in communication with the first receiving cavity, and the second mating side of the adapter body has a second insertion opening in communication with the second receiving cavity;
• the four side walls of the adapter body are a first side wall, a second side wall, a blocking wall, and a combining base wall, respectively;
• the first side wall and the second side wall of the adapter body are respectively connected to two sides of the combining base wall and two sides of the blocking wall;
• a base component retained between the first receiving cavity and the second receiving cavity;
• and
• a conductive module comprising a plurality of conductive terminals, wherein one of two ends of each of the conductive terminals is retained in the first receiving cavity, and the other end of each of the conductive terminals is retained in the second receiving cavity.