noun 下载 🔗分享 排障器，护轨器. The V-shaped device on the front of a locomotive (or other large vehicle) shaped so as to push objects on the tracks out of the way, to prevent major damage to the train. Examples : "The old steam train had a large cowcatcher on the front to clear any debris, like fallen branches or animals, from the tracks. " 老式蒸汽火车车头前方装有一个巨大的排障器，用来清除轨道上的障碍物，比如掉落的树枝或动物。 vehicle machine device part technology industry 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 片头广告 An advertisement at the start of a programme. Examples : "The TV show started with a cowcatcher advertising a new brand of cereal. " 这个电视节目以一个片头广告开始，推销一种新的麦片品牌。 media entertainment 与AI对话词汇游戏阅读练习
