闪光灯

There was a startled look on his face when the flash bulb went off.

光灯灭时，他脸上一副惊愕表情。

There is a build-in flashgun in this camera.

这个照相机里一个光灯。

You'd better apply a photoflash if you take a photo in a room.

如果在室拍照，你最好用一只光灯。

For photoflash, lug type, miniaturized, low leakage current reduces battery consumption.

光灯用焊片式缩体产品，漏电流小，可减少电池消耗。

Objectives: Over the past decade numerous studies have provided evidence that memory for highly stressful events is not "flashbulb" in nature, but mutable.

在过十年中，大量研究证明对强烈应激事件记忆并不是象照相机光灯定格那样真实和固定，而是会变。

The speedlight will pre-flash that area and lock that exposure into memory.I might caution you that you have 16 seconds to then recompose and take the shot.

光灯会预并把曝光值记忆下来，注意你只有16秒时间重新构图拍摄。