你说的是我祖母在临终之前让我发誓绝不外传的独家秘方?

你说的是我祖母在临终之前让我发誓绝不外传的独家秘方?的英文翻译

基本释义

• You mean the one that my grandmother made me swear on her deathbed that I would never let out of our family?