snake oil
释义（英文）
名词 Noun
- (idiomatic) A fraudulent, ineffective potion or nostrum; panacea.
- A traditional Chinese medicine used to treat joint pain.
- A type of 19th-century patent medicine sold in the United States that claimed to contain snake fat, supposedly a Native American remedy for various ailments.
- (idiomatic) Any product with exaggerated marketing but questionable or unverifiable quality.
词族
派生词（1）