英语语法分析

All flammable materials contain phlogiston that is liberated in burning, leaving the "dephlogisticated" substance in its "true" calx form.

所有易燃材料均含有在燃烧过程中释放的发火物质，使“去表皮化的”物质保持其“真正”的杯状形式。

A thing was inflammable if it contained phlogiston.

一样东西如果含有燃素，它就能燃烧。

As has been mentioned, some postulated that phlogiston has negative weight (levity).

当被提出时，一些人就假定了燃素是负重量(轻率)。