KFC describes its closely guarded original fried chicken recipe as "one of the biggest trade secrets in the world."

肯德基将其严密守护的原创炸鸡配方称为“世界上最大的商业秘密之一”。

youdao

KFC describes its closely guarded original fried chicken recipe as "one of the biggest trade secrets in the world."

肯德基将其严密守护的原创炸鸡配方称为“世界上最大的商业秘密之一”。

youdao