ful·crum
noun/ˈfʊlkrəm/, /ˈfʌlkrəm/
/ˈfʊlkrəm/, /ˈfʌlkrəm/
(plural fulcrums, fulcra
/ˈfʊlkrə/, /ˈfʌlkrə/
/ˈfʊlkrə/, /ˈfʌlkrə/
)- (physics) the point on which a lever turns or is supported
（杠杆的）支点，支轴 - [usually singular] the most important part of an activity or a situation
（活动、情况的）最重要部分，支柱 - the fulcrum of the whole debate
整个辩论的支点 - There was a fulcrum point when the arguments tipped decidedly in one direction.
当争论明显偏向一个方向时，就有一个支点。
- the fulcrum of the whole debate
Word Originlate 17th cent. (originally in the general sense ‘a prop or support’): from Latin, literally ‘post of a couch’, from fulcire ‘to prop up’.