应用等离子体化学反应并结合物理手段较方便地获得了金属离子束，特别是解决了高挥发温度金属离子束的获得问题。
By means of plasma chemistry reaction combined with physics, metal ion beams, especially the beams of high volatility temperature, are obtained easily.
当恒星逐渐缺少能源，它的核心部分变得越来越小，温度逐渐升高，同时使外层物质挥发。
As the star begins to run out of fuel, its core becomes smaller and hotter, boiling off its outer layers.
植物通过挥发自身水分降低周围温度。
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