profiteer
/ˌprɔfɪˈtɪə(r); ˌprɑfə`tɪr/ v[I]
(derog 贬) maketoo large a profit, esp by exploiting people in difficult times (eg in a war or famine) 牟取暴利; （尤指於困难时期, 如战争或饥荒）剥削, 投机倒把
Rent controls were introduced to prevent profiteering. 为了防止牟取暴利而 实行了租金管制. profiteer, n person who does this 牟取暴利者; 大发不义之财者; 投机商人.