当胶卷拍完时，胶片会自动倒片，这时曝光计数器显示“E”。

When the film reaches the end, the film rewinds to completion automatically and the exposure counter displays" E".

youdao

当胶卷拍完时，胶片会自动倒片，这时曝光计数器显示“E”。

When the film reaches the end, the film rewinds to completion automatically and the exposure counter displays" E".

youdao