An antenna for a mobile terminal, comprising: a frame, wherein the frame comprises four broken slots, two of the broken slots are disposed in a left side of the frame, the other two of the broken slots are disposed in a right side of the frame, and the four broken slots divide the frame into a bottom frame, a top frame, a left frame, and a right frame; a bottom antenna disposed in the bottom frame and configured to receive signals in a low-frequency band, signals in a middle-frequency band, and signals in a high-frequency band; a top antenna disposed in the top frame and configured to receive signals in the low-frequency band, signals in the middle-frequency band, and signals in the high-frequency band; a first high-frequency antenna disposed in the right frame and configured to receive signals in the high-frequency band; a second high-frequency antenna disposed in the left frame and configured to receive signals in the high-frequency band; a first frequency divider; a second frequency divider; a main chip configured to transmit and receive signals; a diversity chip configured to receive signals; a two-input/two-output switch configured to implement a turn-on function or a turn-off function and connected to the top antenna, the second frequency divider, the main chip, and the diversity chip; a first selection switch connected to the bottom antenna and configured to ground the bottom antenna by controlling a turn-on state and a turn-off state of the first selection switch, controlled to be turned on or turned off, and disposed in a left side of the bottom frame; and a second selection switch connected to the bottom antenna and configured to ground the bottom antenna by controlling a turn-on state and a turn-off state of the second selection switch, controlled to be turned on or turned off, and disposed in a right side of the bottom frame; wherein the first frequency divider is configured to distinguish the signals in the low-frequency and middle-frequency bands from the signals in the high-frequency band and connected to the bottom antenna, the diversity chip, and the second frequency divider; the second frequency divider is configured to distinguish the signals in the low-frequency and middle-frequency bands from the signals in the high-frequency band and connected to the first high-frequency antenna; wherein the diversity chip is connected to the second high-frequency antenna and configured to receive the signals in the high-frequency band in the second high-frequency antenna and the signals in the high-frequency band in the first frequency divider; the second frequency divider is configured to receive the signals in the low-frequency and middle-frequency bands in the first frequency divider and the signals in the high-frequency band in the first high-frequency antenna. a frame, wherein the frame comprises four broken slots, two of the broken slots are disposed in a left side of the frame, the other two of the broken slots are disposed in a right side of the frame, and the four broken slots divide the frame into a bottom frame, a top frame, a left frame, and a right frame; a bottom antenna disposed in the bottom frame and configured to receive signals in a low-frequency band, signals in a middle-frequency band, and signals in a high-frequency band; a top antenna disposed in the top frame and configured to receive signals in the low-frequency band, signals in the middle-frequency band, and signals in the high-frequency band; a first high-frequency antenna disposed in the right frame and configured to receive signals in the high-frequency band; a second high-frequency antenna disposed in the left frame and configured to receive signals in the high-frequency band; a first frequency divider; a second frequency divider; a main chip configured to transmit and receive signals; a diversity chip configured to receive signals; a two-input/two-output switch configured to implement a turn-on function or a turn-off function and connected to the top antenna, the second frequency divider, the main chip, and the diversity chip; a first selection switch connected to the bottom antenna and configured to ground the bottom antenna by controlling a turn-on state and a turn-off state of the first selection switch, controlled to be turned on or turned off, and disposed in a left side of the bottom frame; and a second selection switch connected to the bottom antenna and configured to ground the bottom antenna by controlling a turn-on state and a turn-off state of the second selection switch, controlled to be turned on or turned off, and disposed in a right side of the bottom frame; wherein the first frequency divider is configured to distinguish the signals in the low-frequency and middle-frequency bands from the signals in the high-frequency band and connected to the bottom antenna, the diversity chip, and the second frequency divider; the second frequency divider is configured to distinguish the signals in the low-frequency and middle-frequency bands from the signals in the high-frequency band and connected to the first high-frequency antenna; wherein the diversity chip is connected to the second high-frequency antenna and configured to receive the signals in the high-frequency band in the second high-frequency antenna and the signals in the high-frequency band in the first frequency divider; the second frequency divider is configured to receive the signals in the low-frequency and middle-frequency bands in the first frequency divider and the signals in the high-frequency band in the first high-frequency antenna.