我能帮你吗，先生？
B: Yes, Something seems wrong with the light meter in my camera.
是的，我的照相机里的曝光表好像出毛病了。
A: It could be the battery. Let me check it.
可能是电池的问题，让我瞧瞧。
A: The battery has run down.. Do you have this kind of bettery?
电池没电了。你这儿卖这种电池吗？
B: Yes, we do.
是的。
A: Good. Get me one and install it for me please.
太好了。给我拿一节帮我装上吧。
B: All right.(several minutes later)Now it works well.
好的。（几分钟后）装好啦！