学习资料
[意 思]n. 暴露,暴晒
[例]  The paint came off as the result of exposure to the rain. 油漆因受雨淋而剥落了。
n. 揭露,揭发
[例]  The newspaper's exposure of their crimes led to their arrest. 报上揭露了他们的罪行,这些人因而被捕。
n. 曝光,曝光时间
[例]  How many exposures have you made?
你照了几张像?