Two blind subjects used clicks and their echoes to distinguish objects like a car, tree or flag pole.
两名盲人受试者通过敲击和听其回声来辨别诸如汽车、树或棋杆等物件。
How would a blind person access the information visually formatted in a table, for example, or an icon, a tree, or a scrolling list?
例如，盲人如何才能访问表中可视化格式的信息，或图标、树或者滚动列表呢？
He had fallen out of a tree-blind five years ago while bow hunting — stuck an arrow through his leg.
五年前，他在射猎时从藏身的树上掉下来了，被一支箭刺穿了腿。
By 6 a. m. the next day, she was in a blind at the foot of a tree where Connell served as deer spotter and relayed information to her.
翌日清晨还没6点，她埋伏在一棵树底的隐蔽处，康乃尔在那里充当观鹿手，并通风报信给她。
Long stretches of time often passed when, for all the change in the scene, it might as well have been an old painting of a road, a wall, a tree, a cart, a blind man.
经常是过了相当漫长的时间，窗外还依旧是老样子：一条路、一面墙、一棵树、一辆车、一个瞎子。
Suddenly, a blind hare dashed itself headlong against the stump of a dead tree in his field and died.
突然，慌了神地野兔直直的撞在他地里的树桩上死了。
Suddenly, a blind hare dashed itself headlong against the stump of a dead tree in his field and died.
突然，慌了神地野兔直直的撞在他地里的树桩上死了。
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