adventurer
/ədˈventʃərə(r)/noun
1- a person who enjoys or seeks adventure冒险家。
1.1
- a person willing to take risks or use dishonest methods for personal gain冒险家, 投机取巧者：
a political adventurer.
政治冒险家。
1.2
- archaic a financial speculator〈古〉（金融）投机者。
1.3
- archaic a mercenary soldier〈古〉雇佣兵。
词源
late 15th cent.(denoting a gambler)： from French aventurier, from aventurer 'venture upon' （see ADVENTURE）.