它们漂浮在空中。
Why do balloons float in the air?
气球为什么能漂在空气中？
The strains of church organ float in the air.
教堂风琴奏出的音乐在空中飘荡。
Do you know why the balloon can float in the air?
你知道为什么气球能在空中飘浮吗？
Balloons float in the air as boats float on water.
气球飘在空中如同船浮在水上一样。
Because of this they can float in the air for a very long time.
因此这些小颗粒在空气中飘浮相当长的时间。
Ethereal bodies float in the air, almost dissolve and became part of it.
飘忽的身体悬浮在空中，似乎要溶化在空气里。
These fibers can float in the air and easily get into your respiratory system.
这些纤维能浮在空中，容易陷入你呼吸道系统。
Ice crystals should be plate shaped. They float in the air close to the ground reflecting light back downwards.
冰晶需呈片状，它们悬浮近在地面的空中，将光线向下反射。
Their words float in the air until my mind finally acknowledges that I need to give some kind of response.
听而不闻。朋友的言语在空气中飘浮。直至我意识到必须给予反应。
The problem is that in weightlessness, fluids can blob up and stick to surfaces, while solids float in the air.
问题是，在失重状态下液体变成水珠浮于表面，而固体会漂浮在空中。
Wingsuits, which have flaps between the limbs, look ridiculous but allow cliff-jumpers to float in the air for minutes at a time, changing direction at will.
在肢体间有副冀的飞行服，虽然看起来怪诞但它可以让跳崖者在空中飘浮几分钟，还可以随心所欲改变飞行的方向。
Light pollution is made worse with air pollution, as the small particles that float in the air serve to scatter and reflect the light, compounding the problem.
而空气污染又使光污染问题愈发严重，因为漂浮在空气中的小颗粒通过散射和反射光线，加剧了这一问题。
They could travel through the air, float in water, and lie dormant for many months.
它们可以在空中飞行，漂浮在水里，还可以休眠好几个月。
They are in a condition of weightlessness. And this is why, in rockets and space capsules, weightless astronauts and objects float about in the air.
这就是为什么在火箭和宇宙飞船里，失重的宇航员和物体会在空中漂浮。
Float Wood floats on water and dust floats in the air.
木头浮于水面上，灰尘则飘于空中。
The artificial "stone", a thin layer of translucent resin shaped to a wavy form, will float (hung by transparent wires) in the air, with spotlight on top to strengthen the variation of the thickness.
人造石的“水”悬浮于空中（以多根极细的鱼丝悬挂），半透明树脂的极薄片层呈现水波状，正上方的人工光照使地面呈现粼粼波光。
And this is why, in rockets and space capsules, weightless astronauts and objects float about in the air.
这就是为什么在火箭和宇宙飞船里，失重的宇航员和物体会在空中漂浮。
The configuration of air separation equipments on float glass line was pictured out and the role of air compressor in air separation equipments was also described.
阐述了空分装置在浮法玻璃生产线上的配置状况及空气压缩机在空分装置中的作用。
Air leakage to the float bowl could result in imbalance of the carburetor.
空气漏入浮子室中，会使化油器不稳定。
The tube appears to 'float' in the air between the vessels floating in the water.
这个管道好像漂浮在空中一样，而它的两侧是浮在水中的军舰。
Balloon: Large airtight bag filled with hot air or a lighter-than-air gas such as helium or hydrogen that can rise and float in the atmosphere.
气球：一种大型气密球囊，内充热空气或轻于空气的气体（如氦或氢），以产生浮力，可在大气中上升和飘浮。
We float around in the air and the slightest touch may send us floating off in the opposite direction.
我们在空气中四处漂浮，即使是最轻微的碰触，都可以将我们推向相反的方向。
To rise or cause to rise into the air and float in apparent defiance of gravity.
使升空，使漂浮：升起或使升起和漂浮在空中，似乎无视重力。
To the passengers the ball will appear to float in air.
在乘客看来，球显得悬浮在空中。
The powder active carbon is applied in the air-float technology to enhance its efficiency by playing the role of absorption and providing coordination to flocculent concentration.
粉状活性炭应用于气浮工艺中能发挥吸附和提供絮聚中心的协同作用，提高工艺效率。
Then a gust of wind blowing, a few leaves, like little paratroopers, jumped from the tree, in the air, float down lightly.
又一阵风儿吹过，几片叶子像小伞兵一样，从树上跳下，在空中打了几个旋，轻盈地飘落下来。
Then a gust of wind blowing, a few leaves, like little paratroopers, jumped from the tree, in the air, float down lightly.
又一阵风儿吹过，几片叶子像小伞兵一样，从树上跳下，在空中打了几个旋，轻盈地飘落下来。
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