noun🔗Share支点，支撑点。 The support about which a lever pivots."It is possible to flick food across the table using your fork as a lever and your finger as a fulcrum."你可以把叉子当杠杆，手指当支点，把食物拨到桌子对面。physicsmachinetechnicalChat with AIVocabulary GamePractice Reading
noun🔗Share支点，枢纽. A crux or pivot; a central point."The lever used to move the heavy rock needed a sturdy fulcrum to work effectively. "用来移动这块巨石的杠杆需要一个坚固的支点才能有效运作。pointphysicsstructurepositionChat with AIVocabulary GamePractice Reading
