韩国科学家将炉甘石洗液的主要成分转化成一种微细的材料，这种材料能够将声波转化成电能。
Scientists from Korea have turned the main ingredient of calamine lotion into a tiny material that converts sound waves into electricity.
目的了解中药抗菌洗液的杀菌效果及其毒性。
Objective to know the germicidal efficacy and toxicity of a Chinese medicine antibacterial lotion.
店里的架子一半都空了，装清洗液的瓶子落满了灰尘。
The shelves are half empty, and the bottles of cleaning fluidare covered with dust.
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