K-rail
01
混凝土屏障, 安全屏障
a type of concrete or plastic barrier used on roads to separate lanes of traffic or to protect construction areas
例子
The construction workers placed a K-rail along the highway to keep drivers safe.
建筑工人沿着高速公路放置了K型护栏以保护司机安全。
During the parade, K-rails were used to keep the crowd away from the street.
在游行期间，使用了K型护栏来让人群远离街道。
