A strong, taut sheet, usually of canvas, attached with springs to a metal frame and used for gymnastic springing and tumbling.
蹦床一张通常由帆布制的结实坚韧的床布，和弹簧一起连接在金属框架上，用于体操跳跃及翻滚。Growing up in Pereyaslovka, Siberia, Alexandre Moskalenko lived across the street from a trampoline coach.
亚历山大•莫斯卡伦科在俄罗斯的西伯利亚长大，并成为一名蹦床教练。The trampoline shall be designed such that no part of the frame or legs can be contacted by the bed while bouncing.
蹦床支架的设计，在弹跳时支架或支腿组件不能接触到跳布。Yes, there was one. It was trampoline.
是的，新增了一项，叫蹦床。others suggest that the pioneers are really circus acrobats who have used devices resembling trampolines for at least 200 years.
另一些则提出这一运动真正的先驱是马戏团的杂技演员，他们使用类似于蹦床的器械已至少有200年了。Mathematically, Einstein found that spacetime is similar to a stretchy fabric, much like a trampoline.
爱因斯坦通过数学方法发现时空结构是弹性的，就像蹦床。If the theory is true, then the Earth should stretch the spacetime in which it sits, like a bowling ball would deform a trampoline.
如果这个理论是正确的，地球将会拉伸它所在的时空，就像一个保龄球使蹦床变形一样。One common way to visualize the geodetic effect is to think of Earth as a bowling ball and spacetime as a trampoline.
或称之为时空所包裹将短程线效应形象化的一个普通办法是，把地球设想成一个碗状球体，而时空是一个蹦床。Earth's gravity warps spacetime the same way a bowling ball weighs down the middle of a trampoline.
地球的重力包裹着时空，就如同碗状球体把蹦床的中部压得下沉了一般。