Experimental results and theoretical analysis indicate that the molecule of alcohol can absorb the exiting light and emit fluorescence around 400nm.

• 实验结果和理论分析表明；当用紫外光照射乙醇溶液时；乙醇分子对253.；7 nm的紫外光产生吸收；并在400 nm附近辐射出荧光;