就是先获得恰当的闪光曝光值，压下闪光曝光锁按钮，锁定这个曝光值。
FE lock is simply obtaining a proper flash exposure, pushing the right button to lock in that exposure.
他们也确实缺乏恰当的引导和恰当的曝光，从而增加世界上其他国家的关注。
They're definitely lacking the right kind of leadership and exposure to gain attention from the rest of the world.
这幅图片是用延时曝光方法，显示螃蟹蜘蛛捕获一只小蜜蜂，使用数码相机是恰当和容易的，你可以检查一幅图片在液晶显示屏板，来确定你是否得到你需要的目的。
Close-ups such as this photo of a crab spider capturing a small bee are even easier with a digital camera; you can check an image on the LCD panel to be sure you get what you want.
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