foil

noun

/fɔɪl/

(also tinfoil)

(British English also silver foil)
[uncountable] metal made into very thin sheets that is used for covering or wrapping things, especially food（尤指包装食物等用的）箔
- (British English) aluminium foil铝箔
- (North American English) aluminum foil铝箔
- Cover the fish loosely with foil and bake for 30 minutes.用箔纸松松地盖住鱼，烘烤 30 分钟。
- I wrapped the sandwiches in kitchen foil.我用箔纸将三明治包起来。
Oxford Collocations Dictionary
adjective
- aluminium
- aluminum
- gold
- …
… of foil
- piece
- sheet
- roll
- …
verb + foil
- cover something with
- wrap something in
[uncountable] paper that is covered in very thin sheets of metal箔纸（覆有箔的纸）
- The chocolates are individually wrapped in gold foil.巧克力用金箔纸一颗颗独立包装。
Oxford Collocations Dictionary
adjective
- aluminium
- aluminum
- gold
- …
… of foil
- piece
- sheet
- roll
- …
verb + foil
- cover something with
- wrap something in
[countable] foil (for somebody/something) a person or thing that contrasts with, and therefore emphasizes, the qualities of another person or thing陪衬者；陪衬物
- The pale walls provide a perfect foil for the furniture.浅色的墙壁完全衬托出家具的特色。
- His mellow guitar technique is the ideal foil for her soaring voice.他圆润的吉他技巧是她高亢嗓音的理想陪衬。
Extra Examples
- She has used mosses as a foil for the bright red flowers in the bed.她用苔藓来衬托花坛中红艳艳的花。
- The couple provided the perfect foil for one another.这对夫妇非常般配。
Oxford Collocations Dictionary
adjective
- good
- ideal
- perfect
- …
verb + foil
- be
- provide
preposition
- as a foil
- foil for
- foil to
- …
enlarge image
[countable] a long thin light sword used in the sport of fencing（击剑运动用的）花剑Topics Sports: other sportsc2

Word Originnoun senses 1 to 3 Middle English: via Old French from Latin folium ‘leaf’. noun sense 4 late 16th cent.: of unknown origin.

foil

verb

/fɔɪl/

[often passive]

Verb Forms

present simple I / you / we / they foil	/fɔɪl/ /fɔɪl/
he / she / it foils	/fɔɪlz/ /fɔɪlz/
past simple foiled	/fɔɪld/ /fɔɪld/
past participle foiled	/fɔɪld/ /fɔɪld/
-ing form foiling	/ˈfɔɪlɪŋ/ /ˈfɔɪlɪŋ/

to stop something from happening, especially something illegal; to prevent somebody from doing something挫败，阻止，制止（非法活动等） synonym thwart
- foil something to foil a plan/crime/plot挫败计划／犯罪／阴谋
- Customs officials foiled an attempt to smuggle the paintings out of the country.海关关员阻截了一次企图走私画作出境的阴谋。
- foil somebody (in something) They were foiled in their attempt to smuggle the paintings.他们走私绘画作品的企图未能得逞。
Extra Examples
- The burglary was foiled by a passer-by who called the police.一名路人报了警，挫败了这起入室盗窃案。
- The registration plates are designed to foil police speed traps.车牌的设计目的是为了挫败警察的超速陷阱。
Word Originverb Middle English (in the sense ‘trample down’): perhaps from Old French fouler ‘to full cloth, trample’, based on Latin fullo ‘fuller’.