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barrier (EN)
명사

명사 “barrier”

단수 barrier, 복수 barriers
  1. 장벽
    The crowd pushed against the security barriers, eager to see the stars on the red carpet.
  2. 장애물
    Language can be a barrier for people moving to a new country.
  3. 경계 (넘어서는 안 되는)
    Scientists worked hard to break the sound barrier.