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    barrier

    US /ˈbæriɚ/

    ・

    UK /'bærɪə(r)/

    B1TOEIC
    n.NounDifficult situation preventing something happening
    Tough competition from existing businesses is a barrier to entry for new companies
    n.NounStructure or object that stops free movement
    This mountain range is a natural barrier between the countries
    n.NounSomething that blocks movement or prevents access.
    The mountains formed a natural barrier between the two countries.
    n.NounA fence or obstacle that prevents people from moving forward.
    The police set up barriers to control the crowd.
    n.NounSomething that prevents understanding or agreement.
    Language can be a barrier to communication.
    n.NounAn obstacle in a race or competition.
    The horse jumped over the barrier.
    n.NounA synchronization mechanism in concurrent programming.
    A memory barrier ensures that memory operations are executed in the correct order.

    Video subtitles

    Smoking is Awesome

    11:45Smoking is Awesome
    • Your lungs are like big inflatable sponges and have a filter and barrier; the cilia cells with hair-like extensions covered by a layer of mucus.

      Your lungs are like big inflatable sponges and have a filter and barrier; the cilia cells with hair-like extensions covered by a layer of mucus.

    • have a filter and barrier; the cilia cells  with hair-like extensions covered by a layer  

      have a filter and barrier; the cilia cells  with hair-like extensions covered by a layer  

    B1

    The Invisible Barrier Keeping Two Worlds Apart

    09:25The Invisible Barrier Keeping Two Worlds Apart
    • This invisible barrier weaves its way through the entire Malay Archipelago, the largest collection of islands on the planet.

      This invisible barrier weaves its way through the entire Malay Archipelago, the largest collection of islands on the planet.

    • Almost as if an invisible barrier was separating two different worlds.

      Almost as if an invisible barrier was separating two different worlds.

    B1

    Inside a Chinese EV Graveyard in Hangzhou | WSJ

    05:15Inside a Chinese EV Graveyard in Hangzhou | WSJ
    • Whereas EVs, the entry barrier is significantly lower.

      Whereas EVs, the entry barrier is significantly lower.

    • Whereas EVs, the entry barrier is significantly lower.

      Whereas EVs, the entry barrier is significantly lower.

    B1

    My Side Hustle Now Brings In $25K/Month - Here's How I Did It

    08:02My Side Hustle Now Brings In $25K/Month - Here's How I Did It
    • [Student loan debt is a common barrier to entrepreneurship, but the cash infusion gave Liz a jumpstart]

      [Student loan debt is a common barrier to entrepreneurship, but the cash infusion gave Liz a jumpstart]

    A2

    #ProudToPlay: Celebrating equality for all athletes

    02:03#ProudToPlay: Celebrating equality for all athletes
    • Robbie Rogers now breaking yet another barrier.

      Robbie Rogers now breaking yet another barrier.

    • Robbie Rogers now breaking yet another barrier.

      Robbie Rogers now breaking yet another barrier.

    B1

    How To Eradicate One Of Our Deadliest Enemies – Gene Drive & Malaria

    07:04How To Eradicate One Of Our Deadliest Enemies – Gene Drive & Malaria
    • If malaria breaches the blood-brain barrier, it can cause coma, neurological damage, or death.

      If malaria breaches the blood-brain barrier, it can cause coma, neurological damage, or death.

    • If malaria reaches the blood-brain barrier, it can cause coma, neurological damage, or death.

      If malaria reaches the blood-brain barrier, it can cause coma, neurological damage, or death.

    B1

    How to Overcome Shyness

    05:59How to Overcome Shyness
    • They simply experience all otherness as an insurmountable barrier

      They simply experience all otherness as an insurmountable barrier

    B2

    What If You Stopped Eating?

    03:31What If You Stopped Eating?
    • Because there's no more glucose and the fats are too large to cross the blood brain barrier.

      Because there's no more glucose and the fats are too large to cross the blood brain barrier.

    B1

    Modern Family | Why Does Australia Hate Phil Dunphy

    04:41Modern Family | Why Does Australia Hate Phil Dunphy
    • Visit the Great Barrier Reef, see the bush, really, and climb the Sydney Harbor Bridge.

      Visit the Great Barrier Reef, see the bush, really, and climb the Sydney Harbor Bridge.

    B1

    Challenges For The 2022 Winter Olympics | January 18, 2021

    10:01Challenges For The 2022 Winter Olympics | January 18, 2021
    • From a distance, this might have looked like a piece of plastic floating in Australia's great barrier reef; it was that bright.

      From a distance, this might have looked like a piece of plastic floating in Australia's great barrier reef; it was that bright.

    B1