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.
闪光灯会预闪并把曝光值记忆下来，注意你只有16秒的时间重新构图拍摄。
Without this tenacity, this aggression, he would be another intermittent flash of light in a wide area.
如果没有这份顽强，这份好斗，他可能只是这个广阔舞台上的一个时断时续的闪光灯。
Specify Flash recovery area-select this option to specify a backup and recovery area and its directory location and size. You can use variables to identify standard locations.
这个选项用来指定备份恢复区路径和大小的。也可以用变量来指定路径。
We all know that if you don't have enough clamp force for the projected area of the parts, flash will result.
我们都知道对于相应的产品投影面，如果没有足够的锁模力的话，可能会有飞边产生。
If space in the flash recovery area is low, then flashback logs may be deleted to free space for files required by the configured retention policy.
如果空间在闪回区太少了，那么闪回日志应该删一些去释放一些需要的空间通过配置时期策略。结果就是闪回数据库窗口可以比闪回时期的目标时间更短。
If a flash recovery area is enabled, and if you do not specify the FORMAT parameter (see Table 2-1), then RMAN creates backups in the recovery area and automatically gives them unique names.
如果闪回区设置为可用，并且你又没指定FORMAT参数(参见Table2 - 1)，那么RMAN在闪回区创建备份文件，并给备份起一个独一无二的名字。
Unfortunately, there had been flash floods in that area, destroying all familiar features and making it impossible to find the water.
不幸的是，那个地区此前刚突发洪水，把所有的熟悉特征冲刷得干干净净，这样一来水也找不到了。
Unfortunately, there had been flash floods in that area, destroying all familiar features and making it impossible to find the water.
不幸的是，那个地区此前刚突发洪水，把所有的熟悉特征冲刷得干干净净，这样一来水也找不到了。
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