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1·Wood and air float, but metal sinks.

木头和气垫可以浮在上面，但金属不可以。

2·Some kinetic properties of air float structures have been studied by theoretical and experimental methods.

文章通过理论分析和试验研究探讨了气浮结构的运动特性。

3·While there is still sufficient trapped air within the container to keep it buoyant, it will float.

只要容器中仍然有足够的空气使它能浮起，它就能漂浮。《柯林斯英汉双解大词典》

4·John was treading the air mechanically, and Michael without knowing how to float was floating.

约翰机械地踩着空气，迈克尔本不知道如何漂浮，现在却正漂浮着。

5·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。

6·They float in the air.

它们漂浮在空中。

7·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。

8·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。

9·The crystals are sometimes flat, and air resistance will cause them to float flatly, rather than knifing downward on edge.

有时这些冰晶是扁平的，而空气会促使它们直截了当地在空气中漂浮着，而不是竖着像刀切一样地迅速落下。

10·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。