Ink particles attach themselves to air bubbles and rise to the surface.
墨点吸附在气泡上，升到表面。
As radon progeny decay, they emit radioactive alpha particles and attach to aerosols, dust and other particles in the air.
氡子核在衰变时发射出放射性阿尔法粒子，这些粒子可附着于空气中的浮质、灰尘及其它粒子。
These particles are electrically charged and attach to aerosols, dust and other particles in the air we breathe.
这些粒子带电并附着于我们所呼吸空气中的浮质、灰尘及其它粒子。
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