quack是什么意思

双语用例

• Consequently, the idea of distinguishing between legitimate and quack practitioners, although still germane, is not likely to gather much force.

• Itinerant quacks or charlatans abounded - and these were far from being automatically mere ignorant hucksters or snake-charming tricksters.

• How is their care integrated with care by others (quacks, traditional healers, sub-specialists)?

• If it quacks like a duck, waddles like a duck, and smells like a duck, well, you know.

• Physicians should let their patients know when they think that a web page is providing misinformation or quack advice.

• By emphasising the goal of a longer ' health span', mainstream scientists seek to distance themselves from ' quacks and loonies'.

• The cosmetic charlatans can readily be excluded from mainstream science as ' quacks', but less easily excluded are those who draw on science to develop or supply cosmetics, particularly cosmetic surgeons.

• Many of the ancient quack remedies were stuffed with lead components that had a disastrous corrosive effect.