Manatees fart to maintain the right buoyancy in water.

海牛放屁是为了在水中保持适当的浮力。

Shella's injuries have affected her buoyancy.

希娜的伤影响了她的浮性。

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

它的体型增加了它的的浮力和肌肉组织，使得它成为了优秀的游泳。

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.

英国宇航蒂姆·皮克说水能给浮力。

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

很酷的 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.

它腿上的细毛捕获气泡并增加它的浮力。

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

训练太空行走是在水中进行的。水能给提需要的中性浮力。

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。感受身心的愉悦。

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

他正喝着那刺骨的寒风，他又恢复了他那种固有的信心，苏生了成功的希望。

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

是水深、气压、食物能量还是浮力。

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

海洋的任何搅都被表层海水所增加的浮力给掩盖了。

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

可现在那轻松活泼的神气完全消失了，仿佛联盟军投降的消息把她的整个希望都毁灭了似的。

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

因此，目前欧洲银行的增长似乎并不少。

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，来自金属氢的浮力，抵消掉向下的重力。

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，直到它与向下的重力平衡。

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、营养更丰富的水域相融合。

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

没关系，你可以这么想，但强烈建议你找到这种浮力。

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的影响在海洋中通过浮力得到缓解。