dead ringer
酷似某人或某物，幾乎完全一樣
口語·形容外貌極其相似
英文釋義
someone who looks exactly like another person, often someone who has already died
例句
That actor is a dead ringer for my grandfather when he was young.
典故來源
源于賽馬場俚語，ringer 指冒名頂替的馬，dead 強調極其相似，后來泛指外貌酷似的人。