verb 下载 🔗分享 保留信箱格式，上下加黑边。 To transfer a widescreen motion picture to home video formats while preserving the original aspect ratio, with the placing of black bars above and below the picture area. Examples : "When the film club decided to show the widescreen movie on the old TV, they had to letterbox it to avoid cutting off parts of the image. " 电影俱乐部决定在老电视上放映这部宽银幕电影时，他们不得不保留信箱格式，上下加黑边，以避免画面被裁切掉。 media technology entertainment 与AI对话词汇游戏阅读练习
verb 下载 🔗分享 寻宝游戏，探寻藏宝点。 To hunt for letterboxes (containers with logbook and rubber stamp) by following clues. Examples : "We spent the afternoon letterboxing in the woods, hoping to find some hidden treasure boxes. " 我们下午在树林里玩寻宝游戏，希望能找到一些藏起来的宝箱。 entertainment sport action game 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 寻宝游戏，寻宝。 A hobby in which participants attempt to locate small boxes containing rubber stamps by following clues. Examples : "My family enjoys letterboxing as a fun outdoor activity, searching for hidden boxes with unique rubber stamps. " 我的家人很喜欢玩寻宝游戏，这是一项有趣的户外活动，在寻找藏有独特印章的隐蔽盒子的过程中，其乐无穷。 entertainment sport 与AI对话词汇游戏阅读练习
