a hypothetical substance once believed to be present in all combustible materials and to be released during burning
例句与用法
1.
A thing was inflammable if it contained phlogiston . 一样东西如果含有燃素，它就能燃烧。
2.
This hazy " phlogiston theory , " this erroneous conception of burning , led chemistry along a completely false trail 这个莫名其妙的“燃素论” ，对燃烧做了错误的理解，把化学扯上了一条完全错误道路。
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