" 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."
“显然是一种隐形咒,但把隐形区域扩大到施了魔法的物体之外是蛮聪明的,但我想这魔法不会持续太久。”