1,charlatan 骗子
eg: The talkative old man boasted that he could
cure cancer with his magic plants,but most doctors believed he was a charlatan
这位夸夸其谈的老人吹嘘能用手中的神奇植物治愈癌症，但大多数医生都认为他是一个骗子。
2，high-flyer 成功人士
eg: the ambitious young man is high-flyer who became a prominent vice president at our company in
less than two years.
这位雄心勃勃的年轻人士是一位成功人士，在我们公司不到两年就成为了杰出的副总裁。
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