vacantly ['veɪkəntlɪ]

例句:

• He looked vacantly out of the window.
  他失神地望着窗外。
  来自柯林斯例句
• She was staring vacantly into the room.
  她茫然地朝房间里注视着.
  来自《简明英汉词典》
• The man was making some kind of joke, and he nodded vacantly.
  那人在讲着什么笑话, 他茫然地点点头.
  来自辞典例句
• Subsequently she looked at Decraye vacantly.
  然后她毫无表情地看着德克雷.
  来自辞典例句
• The pen dropped from Darnay's fingers on the table, and he looked about him vacantly.
  笔从达尔内指间落下, 他迷迷糊糊往周围看了看.
  来自英汉文学 - 双城记