snake oil
英漢例句
- All of these things act to remove any type of protective coating, whether it's a high quality protectant or an inexpensive snake oil.
所有這些情況，都可能清除掉任何保護(hù)層，不管它是質(zhì)量最好的還是便宜的蛇油。 - Methods to encourage the regrowth of hair have been around since the time of ancient Egypt, when techniques included the application of snake oil or the menstrual blood of virgins.
促進(jìn)毛發(fā)再生的方法自古埃及以來便已存在，當(dāng)時人們采用的材料包括蛇油或處女經(jīng)血等。