vest-pocket camera

例句：

1. 1. This vest pocket camera is perfect for capturing the moment.
   这款背心口袋相机非常适合捕捉那一刻。
2. 2. I always carry a vest pocket camera in my bag just in case.
   我总是在我的包里带着一个背心口袋相机，以防万一。
3. 3.The vest pocket camera is small enough to fit in your pocket without being noticeable.
   这个背心口袋相机足够小，可以放进你的口袋里而不会引起注意。