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foil

noun
🔊/fɔɪl/
🔊/fɔɪl/
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  1. (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.用箔纸将鱼松散地盖上，然后烘烤30分钟。
    • I wrapped the sandwiches in kitchen foil.我用箔纸将三明治包起来。
    Oxford Collocations Dictionaryadjective
    • aluminium
    • aluminum
    • gold
    • …
    … of foil
    • piece
    • sheet
    • roll
    • …
    verb + foil
    • cover something with
    • wrap something in
    See full entry
  2. [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 Dictionaryadjective
    • aluminium
    • aluminum
    • gold
    • …
    … of foil
    • piece
    • sheet
    • roll
    • …
    verb + foil
    • cover something with
    • wrap something in
    See full entry
  3. [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.他柔和的吉他技巧是她高昂嗓音的理想选择。
    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 Dictionaryadjective
    • good
    • ideal
    • perfect
    • …
    verb + foil
    • be
    • provide
    preposition
    • as a foil
    • foil for
    • foil to
    • …
    See full entry
  4. [countable] a long thin light sword used in the sport of fencing（击剑运动用的）花剑
    Topics Sports: other sportsc2
    5. 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/
🔊/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/
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  1. 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.抢劫案被一个叫警察的路人挫败。
    • The registration plates are designed to foil police speed traps.车牌设计用来阻止警察的速度陷阱。
    Word Originverb Middle English (in the sense ‘trample down’): perhaps from Old French fouler ‘to full cloth, trample’, based on Latin fullo ‘fuller’.