Manatees fart to maintain the right buoyancy in water.

海牛放屁是为了在持适当浮力。

Shella's injuries have affected her buoyancy.

希娜伤影响了她浮性。

Their size gives them increased buoyancy and musculature to be great swimmers.

它们体型增加了它们浮力和肌肉组织，使得它们成为了优秀游泳运动员。

You have to adjust the buoyancy and if you mess up you can sink.

要调整浮力，如果搞砸了就会沉下去。

British astronaut Tim Peake says water gives us buoyancy, which is the ability to float.

英国宇航员蒂姆·皮克说能给我们浮力。

It's pretty cool. Okay. Soft bend, we find a buoyancy.

很酷 好 膝盖微曲 找到那种浮力。

Then she had been pale and sad but there had been a buoyancy about her.

那时她尽管面黄瘦，但还显和比较轻松活泼。

Tiny hairs on their legs trap air bubbles and increase their buoyancy.

它们腿上细毛捕获气泡并增加它们浮力。

The way we practise spacewalk is in water. Water gives us the neutral buoyancy that we need.

我们训练太空行走是在进行。能给我们提供我们需要性浮力。

Interlace the fingertips, soften the knees, find a little buoyancy as we inhale. Reach forward, up, and back.

交叉指尖，放松膝盖，在吸气时手臂抬高，向前，向上，向后伸展。感受身心愉悦。

With his natural buoyancy of spirits, he began to hope again.

他正喝着那刺骨，他又恢复了他那种固有信心，苏生了成功希望。

Isn't it water depth, atmospheric pressure, food energy, or buoyancy.

是深、气压、食物能量还是浮力。

Any such churning is overwhelmed by the extra buoyancy of the warmer surface layers.

海洋任何搅动都被表层海所增加浮力给掩盖了。

Now that buoyancy had gone, as if the surrender had taken all hope from her.

可现在那轻松活泼神气完全消失了，仿佛联盟军投降消息把她整个希望都毁灭了似。

So it doesn't seem a bit of buoyancy around European banks at the minute.

因此，目前欧洲银行增长似乎并不少。

So as you travel deeper, the buoyancy force from the metallic hydrogen counteracts gravity's downward pull.

所以当你下降得更深，来自金属氢浮力，抵消掉向下重力。

That force of buoyancy pushes up on each ring, until it matches the downward force of gravity.

浮力在每个环上向上推，直到它与向下重力平衡。

That extra buoyancy means it is less likely to mix with cooler, denser and more nutrient-rich waters below.

浮力增加意味着它不太可能与下方温度更低、密度更大、营养更丰富域相融合。

And that's okay, you can think that, but I highly recommend you find this is kind of buoyancy.

没关系，你们可以这么想，但我强烈建议你们找到这种浮力。

The impact on size that gravity has on the earth's surface is mitigated in the ocean by buoyancy.

重力在地球表面对体型影响在海洋通过浮力得到缓解。