foil
/fɔɪl/
名词
陪衬物，衬托
The older, cynical character in the play is the perfect foil for the innocent William.
剧中年迈、愤世嫉俗的人物角色正好衬托出威廉的天真单纯。
（击剑运动用的）花剑
（尤指用来包裹食品以保鲜的）箔
tin foil
锡箔
/fɔɪl/
动词
挫败，阻止，制止
The prisoners' attempt to escape was foiled at the last minute when police received a tip-off.
由于警方收到密报，囚犯的越狱企图在最后一刻被挫败。