noun 下载 🔗分享 前哨骑兵,侦察兵 A sentinel, usually on horseback, stationed on the outpost of an army, to watch an enemy and give notice of danger. Examples : "Sentence: The lone vedettes, silhouetted against the setting sun, scanned the horizon for any sign of approaching enemy soldiers. " 孤零零的前哨骑兵,在夕阳的映衬下,扫视着地平线,搜寻着敌军来犯的任何迹象。 military war position 与AI对话词汇游戏阅读练习