My writing was well known; experts swore that the forgery was by me.
出自: W. BesantA human relation between the expert and his lay audience must be created.
出自: I. A. RichardsThe fitter will rely on keen eyes..and expert knowledge.
出自:EssentialsThe court decides in the end, there are expert witnesses.
出自:TimesA Protestant Militia of 25,000, the most whereof are expert in war.
出自: W. PettyHe is expert at/in painting.
他的专长是画画。
He is an expert on/at/in lung diseases.
他是肺部疾病方面的专家。