Ject对"fulcrum" 的正确翻译：n. 杠杆的支点, 支点, [动物]转节。发音：['fʌlkrəm]。例句参考：A member, such as a beam, that projects beyond a fulcrum and is supported by a balancing member or a downward force behind the fulcrum. - 悬臂, 支架伸在支点之外的一个构件, 如一段横梁, 由与其持平衡的或向下的在支点后面的一个力支撑；