If I jump from a tower which is 100 meters high I will be weightless for 4.5 seconds ignoring air drag.
如果我从100米的楼上跳下去，无重量时间大概是4。5秒，忽略空气阻力不计。
I can jump higher than the Eiffel Tower!
我能比艾菲尔铁塔跳得还高！
Can I explain why I wanted to jump off the top of a tower block?
我能解释一下为何我想从塔楼顶端往下跳吗？
At the Macau Tower jump in China, daredevils plummet toward the ground from nearly 800 feet in the air (most jumps fall in the low hundreds).
在中国澳门旅游塔跳，勇者从约800英尺的高空暴跌到地面(最低跳跃几百下)。
It's true. The Eiffel Tower can't jump!
真的。艾菲尔铁塔不会跳！
The safety valve in the stabilizer tower is liable to jump up when the operation parameters change greatly, especially during the startup.
当工艺操作参数波动较大时，尤其是在开工阶段，极易造成稳定塔安全阀起跳。
Because we know how that 3,000-point up move turned out, we know that we simply climbed the stairs to jump off the tower.
因为我们知道3000点一旦实现，大家能做的只有爬上铁塔，从上面跳下这么简单。
The problems of a parachute jump, parachuting from tower and from a great height are analyzed by Newton's mechanical principles.
用牛顿力学原理分析了跳伞降落、跳伞塔跳伞和高空跳伞的问题。
The problems of a parachute jump, parachuting from tower and from a great height are analyzed by Newton's mechanical principles.
用牛顿力学原理分析了跳伞降落、跳伞塔跳伞和高空跳伞的问题。
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