1、I bought an old box camera for fifty pence at a car boot sale
我花了50便士在汽車行李箱出售處買了一架舊的方鏡箱照相機。

2、This is a box camera and that's a folding one.
這是一架盒式相機，那架是折合式的。

3、I bought an old box camera for fifty pence at a car boot sale.
我花了50便士在汽車行李箱出售處買了一架舊的方鏡箱照相機。