自2010年至今的四级考试中， 共出现过 次
自2010年至今的六级考试中， 共出现过 次
N-UNCOUNT (用来包裹食物的)箔(纸) Foil consists of sheets of metal as thin as paper. It is used to wrap food in.
Pour cider around the meat and cover with foil.
VERB 阻止;挫败 If you foil someone's plan or attempt to do something, for example to commit a crime, you succeed in stopping them from doing what they want.
A brave police chief foiled an armed robbery on a jewellers' by grabbing the raiders' shotgun...
The idea of building a roof terrace was also foiled by the planning authorities.
N-COUNT 陪衬物;烘托者 If you refer to one thing or person as a foil for another, you approve of the fact that they contrast with each other and go well together, often in a way that makes the second thing or person seem better or less harmful.
He thought of her serenity as a foil for his intemperance...
A cold beer is the perfect foil for a curry.
N-COUNT 花剑 A foil is a thin light sword used in fencing, which has a button on its tip to prevent injury.