Definition: where someone or something originally comes from Level: B2
现代爵士乐起源于布鲁斯音乐。
Modern jazz has its ___roots in blues music.
都灵的根源可以追溯到罗马帝国。
Turin finds its ___roots in the Roman Empire.
她家族的根源在爱尔兰。
Her family's ___roots are in Ireland.
