2025-11-17 17:03:15 浏览次

obstacle是什么意思 英[ˈɒbstəkl] 美[ˈɑːbstəkl] n. 障碍物, 障碍, 绊脚石, 妨害物, 阻碍n. something immaterial that stands in the way and must be circumvented or surmountedn. an obstruction t...