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It took 25 exposures from single drop - in roll film cassette.
花了25个风险从单一投递胶卷盒.
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In 1888, George Eastman received a patent for his roll - film camera, and registered his trademark: " Kodak. "
1888年, 乔治·伊斯门获得了胶卷照相机的专利权, 他把商标注册为 “ 柯达 ”.
国先网英语在线翻译词典收录了4367410条英语词汇在线翻译词条，基本涵盖了全部常用英语词汇的中英文双语翻译及用法，是英语学习的有利工具。