scalper

音标发音

That is the word today, scalper, and wedding banquet scalper, and ticket scalper.
我們今天說的就是黃牛黨這個詞，scalper。
www.chinadaily.com.cn
If you want to buy things for rich people, you can't look like a farmer or they'll think you're a scalper.
就像如果你想從富人手中買東西，就不能打扮的像個辳民，不然他們會認爲你是個投機分子。
McCarthy subtly shows us the long, slow development of the Kid from another mindless scalper of Indians to the courageous confronter of the Judge in their final debate in a saloon.
麥卡錫精巧地展示了這孩子舒緩漫長的成長過程，從一個常見的莽撞的印第安人頭皮獵取者，成長爲最後在酒吧爭論中法官的無畏的對抗者。

someone who buys things, such as theatre tickets, at the usual prices and then sells them, when they are difficult to get, at much higher prices

A scalper is someone who sells tickets outside a sports stadium or theatre, usually for more than their original value.