teetotum
/ˌtiːtəʊˈtʌm/noun
- a small spinning top spun with the fingers, especially one with four sides lettered to determine whether the spinner has won or lost手转陀螺（通常有四面, 每面有字母以决定玩家输赢）。
词源
early 18th cent. （as T totum）： from T （representing totum, inscribed on the side of the toy） + Latin totum 'the whole' (stake). The letters on the sides (representing Latin words) were T （= totum）, A （= auferre 'take away'）, D （= deponere 'put down'）, and N （= nihil 'nothing'）.