ob·sta·cle
【词性】:n. 【释义】: ❶ 障碍(物):an obstacle to progress进步的障碍.an obstacle belt障碍地带.install(remove)an obstacle 设置(排除)障碍.an obstacle race障碍赛跑.There will still be all kinds of,obstacles and difficulties on our way forward.在我们的前进道路上,还会有种利障碍和困难.❷ 【无】干扰.❸ 雷达目标. |