名词
中文翻译：边
同义词：
['margin', 'edge例句：1. The book is on the table at the edge of the room.（这本书放在房间的角落。）']
例句：
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1. The book is on the table at the edge of the room.
这本书放在房间的角落。
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2. The car's wheels are just touching the roadside.
汽车的轮子刚刚碰到路边。
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3. The sun sets behind the mountains, casting a long shadow across the valley.
太阳落山后，山脉投下长长的影子，覆盖了山谷。