时间：04-01 来源：转载 浏览量：53412
Harry did not answer at once; he was still savouring the moment of blinding realisation as he rubbed his forehead . . .
Harry's heart was pumping fast again. None of this added up.
'Shhh!' whispered Hermione desperately. 'Not so loud - 'just read it!'
'How do those hats work, then?' said Hermione, distracted from her homework and watching Fred and George closely. 'I mean, obviously it's some kind of Invisibility Spell, but it's rather clever to have extended the field of invisibility beyond the boundaries of the charmed object . . . I'd imagine the charm wouldn't have a very long life though.'。