Ice bear will never share again due to gravity.

白熊再也不会分享东西了，因为重力的原因。

The body's unique physical structure gives us the ability to stand up straight against the pull of gravity.

人体独特的身体结构给了我们抗拒重力的拉力而站直的能力。

This is Richard Browning and his amazing gravity-defying invention.

这项记录由理查德·布朗宁和他的反重力装置保持。

Well, after you've used the phrase.a gravitationally completely collapsed object ten times.

当你使用了这么一个说法 一个因重力而完全坍缩的物体 十遍之后。

Pay attention to the strangeness of the weather, the shift in gravity.

注意这种奇怪的天气和重力的。

They could also hear the Helicarriers' huge repulsor engines powering up to full lift capacity.

他们还能听到空天母舰巨大的反重力引擎逐渐启动，直至达到升空动力。

To shower without gravity isn't an easy feat.

在没有重力的情况下洗澡不是件容易的事。

So director Ron Howard put the an actual zero G for wider shots.

因此导演罗恩·霍华德为更宽的宽镜头设置了真正的零重力。

Without the daily force of gravity, people and mice normally lose muscle.

如果每天不受重力的影响，人和老鼠的肌肉通常都会消失。

And the only thing we know to do with gravity problems is to accept.

我们处理“重力问题”的唯一方式就是接受它。

On Earth, plants use gravity to position themselves-shoots grow up, roots grow down.

在地球上，植物利用重力来摆放自己的位置——嫩芽往上生长，而根部往下生长。

So, now we have a new earth with much higher gravity.

所以，现在我们有了一个重力更高的新地球。

Okay, let's say for example you want to learn how gravity works.

举个例子，你想知道重力是如何作用的。

Roughly, the force of gravity or acceleration on an object.

粗略地说，就是作用在物体上的重力或加速度。

Going for a stroll on earth, you're experiencing 1 g-force.

当你在地球上漫步时，你会感受到1单位的重力加速度。

Changing directions so rapidly causes a spike in G forces.

如此迅速地改方向会导致重力的激增。

Another option would be to build one somewhere with weaker gravity.

另一个选择是把电梯盖在重力较小的星球上。

Percival Lowell also studied the effect of gravity on the planet Neptune.

珀西瓦尔·洛厄尔还研究了重力对海王星的影响。

As gravity pulls a star's gas inward, pressure increases and pushes the matter back outward.

当重力将恒星的气体向内拉时，压力增加并将物质推向外部。

Without gravity, our bodies may get weak, so we'll have to do exercises every day.

（因为）没有重力，我们的身体会得虚弱，所以每天我们必须都要做运动。