No photo opportunity的意思|示意

Even more surprisingly, accuracy rate was just as good when the images were exposed at a rapid rate of only 50 milliseconds, which offered participants no opportunity to consciously process the photo.

更令人称奇的是，鉴别的精确率即使在每50毫秒一张的速度下也一样高，这样的播放速率使参与者根本没有机会思考图片。

Aside from a brief photo opportunity, there was no media access to the discussions, which were divided into an initial round of talks, and a second round of extended bilateral discussions.

在白宫的会见中，两国领导人除了给记者短暂时间拍照之外，没有让任何媒体有机会接触讨论过程。这次会谈分两部分进行，首先是初步讨论，然后进入第二轮扩大的双边会谈。