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
，注意你只有16秒的时间重新构图
摄。
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，注意你只有16秒的时间重新构图摄。
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资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
