lever fulcrum

常见例句

Give me a fulcrum and a lever and I can move the Earth.
给我一个杠杆，一个支点，我就能撬动地球。
Give me a lever long enough and a fulcrum on which to place it, and I shall move the world. ---Archimedes.
给我足够长的杠杆和一个支点，我可以撬动这个世界。 ---阿基米德。
blog.sina.com.cn
Base on the mechanics principle that both ends of lever fulcrum the motional direction opposite the upper knife and lower knife motion with oppositely direction synchronically.
利用杠杆支点两端运动方向相反的力学原理，可带动上下动刀做反方向同步运动；

The debt-limit lever they can apply is long enough, the one-house majority they have as a fulcrum is strong enough, and the mass of spending they are trying to pry out of the budget, less than 8 percent, is small enough.
FORBES: In Passing The Most Recent Budget, Congress And The President Lied