A thin oil distilled from petroleum or shale oil, used as a fuel for heating and cooking, in lamps, and as a denaturant for alcohol.
煤油从石油或页岩油中提取的一种稀油，用于加热或做饭的燃料，也用于点油灯和做酒的。
The traditional pillar alcohol blow lamps have many shortcomings and may cause much inconvenience during the experiments.
传统的座式酒精喷灯在使用过程中常出现许多问题，影响实验。
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