- barriern. 障碍物，屏障；界线; vt. 把…关入栅栏
trade barrier 贸易壁垒
language barrier n. 语言障碍
barrier reef 堡礁；堤礁
- barriersn. 障碍；栅栏；篱笆墙（barrier的复数形式）
technical barriers 技术性贸易壁垒
barriers to entry 进入壁垒；进入障碍
entry barriers
- trade barrier贸易壁垒
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