negative file的意思|示意

This paper presents a practical method for routine evaluating the quality of processed motion picture negative file original before copying release cine-film.

本文提供一个简便实用的质量鉴定方法，用于在制作发行拷贝前，辨别电影画原底片的优劣。

“But negative trials took an extra two to four years to be published,” he noticed. “Negative results sit in a file drawer, or the trial keeps going in hopes the results turn positive.”

“但‘负面的’诊断用了额外的两年或四年时间才被披露，”他提醒道，“‘负面的’诊断文件躺在抽屉里，或者希望这些‘负面的’诊断会转为‘正面的’诊断而被继续进行。”

Of course, if the file is nonexistent or nonreadable, you can expect a negative return value.

当然，如果文件不存在或者不可读，您可以期望一个负返回值。