“rotograph”概念、定义、翻译-科学时代

单词	rotograph
释义	美术、书法与摄影词汇手册 rotograph 无底片黑白照片，旋印照片
随便看	self-help self-help discussion group self-help group self-help group self-help housing self-help material self-help tourism self-hold self-hold self-holding selfhood self-hosting self-identification self-identity self-identity self-identity self-ignition self-image self-image self-image self-image in competition self-immolation self-importance self-imposed silence self-impulse separator

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。