Machi Kyouko is a dullahan, a demi-human with roots in Irish legend whose head and body are separate, and one of only three of her kind in the whole world. One day, she stays after school to talk to Tetsuo about herself. She explains that dullahan have unique problems of their own, and also asks a favor of him...
Or, in simpler terms, be like 
one of those balancing toys.
بعبارات أكثر بساطة، كوني كواحدة 
.من دمى التّوازن تلك
Como uno de esos juguetes que se mecen.
Como uno de esos juguetes que se mecen.
ou, pour faire simple,
comme une sorte de balancier.
Oppure, detto in modo più semplice,
Pois é, para ilustrar, 
é que nem numa gangorra.
Проще говоря, вроде
той балансирующей игрушки.