Definition
To do something, such as reciting a poem or singing a song, without referring to any written text or musical score; to rely solely on one's recollection.
凭记忆
She was able to recite the long poem from memory.
她能够凭借记忆背诵这首长诗。
He played the complicated piano piece from memory.
他凭借记忆演奏了这首复杂的钢琴曲。
I tried to recall all the details of that day from memory.
我试图凭借记忆回忆那天的所有细节。