a fence or other obstacle that prevents movement or access
屏障;障碍物。
〈英〉 (车库门口或火车站口控制进入的)升降栏。
〈喻〉 障碍;隔阂
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a language barrier 语言障碍
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the cultural barriers to economic growth 妨碍经济发展的文化隔阂
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an attempt to break the 100-mile-an-hour barrier .突破每小时100英里障碍的试图。
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climb a barrier 爬上障碍物
真题例句:
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language barrier 语言障碍
真题例句:
"late Middle English (denoting a palisade or fortification defending an entrance): from Old French