彩色正片的彩色再现过程,基本上和彩色负片相同.Color positive emulsions basically perform in the same way that color negati ves do.正片什么时候开始?What time does the main feature start?正片九点开始放映到十点半结束.The feature started at 9 o'clock and ended at ...

“正常地”的英语可以翻译为：in the course of nature，normally ...

“正面的”的英语可以翻译为：openly，positive，[法] front，affirmative，frontal ...

“反正切”的英语可以翻译为：[数] arc tangent，antitangent ...

“正片”的英语可以翻译为：[摄] positive，[电影]copy，feature ...