barriers
n. 障碍；栅栏；篱笆墙（barrier 的复数）
例句
The barriers kept the crowd back.
障碍物拦住了人群。
《牛津词典》
The crowd had to stand behind barriers.
人群只好站在障碍物后面。
He hurdled two barriers to avoid reporters.
他跳过了两个障碍物以躲避记者。
