The present disclosure relates to an antenna assembly and a terminal. The antenna assembly includes: a metal protector of an image acquisition assembly, in which the metal protector includes a plurality of radiating slots which include a first radiating slot formed in a first direction and a second radiating slot formed in a second direction, and the first direction and the second direction are arranged at a first set angle; and a phase shift feed assembly configured to generate a first signal and a second signal having a phase difference of a second set angle, in which the first signal excites the first radiating slot, and the second signal excites the second radiating slot.