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1. Oxford American Dictionary

   barrier

   • IPA[ˈberēər]

   美式

   • n.
     a fence or other obstacle that prevents movement or access；the starting gate of a racecourse.

   • noun: barrier, plural noun: barriers

2. • 釋義
   • 相關詞
   • 片語

   n.

   名詞

   • 1. a fence or other obstacle that prevents movement or access the mountain barrier between Norway and Sweden 同義詞 fence, railing, barricade, hurdle, bar, ... 更多blockade, roadblock, fencing
   • ▪ the starting gate of a racecourse.
   • ▪ a gate at a parking lot that controls access by being raised or lowered.
   • ▪ a circumstance or obstacle that keeps people or things apart or prevents communication or progress a language barrier the cultural barriers to economic growth 同義詞 obstacle, obstruction, hurdle, stumbling block, bar, ... 更多block, impediment, hindrance, snag, catch, drawback, hitch, handicap, deterrent, complication, difficulty, problem, disadvantage, balk, curb, check, stop, informalfly in the ointment, hiccup, facer, spanner in the works, monkey wrench in the works, literarytrammel, archaiccumber
   • ▪ a long narrow island lying parallel and close to the mainland, protecting the mainland from erosion and storms.

   active barrier

   • n.
     a barrier that allows passage of defined agents while preventing or impeding others.

   Oxford American Dictionary

   sound barrier

   • n.
     the increased drag, reduced controllability, and other effects which occur when an aircraft ...

   Oxford Dictionary

   heat barrier

   • n.
     the limitation of the speed of an aircraft or other flying object by heat resulting from air ...

   Oxford Dictionary

   barrier method

   • n.
     a method of contraception using a device or preparation which prevents live sperm from reaching ...

   Oxford American Dictionary

   barrier reef

   • n.
     a coral reef close and running parallel to the shore but separated from it by a channel of deep ...

   Oxford Dictionary

   sonic barrier

   • n.
     another term for sound barrier

   Oxford Dictionary

   suicide barrier

   • n.
     a fence-like structure or horizontal net attached to a bridge, tower, or other tall building to ... officials approved $5 million in federal funding to design a suicide barrier on the Golden Gate Bridge

   Oxford American Dictionary

   vapour barrier

   • n.
     a thin layer of impermeable material, typically polythene sheeting, included in building ...

   Oxford Dictionary

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   片語

   • break the barrier
3. • 更多解釋

   barrier

   • IPA[ˈbarɪə]

   英式

   • n.
     a fence or other obstacle that prevents movement or access: the mountain barrier between Norway and Sweden

   Oxford Dictionary