例句與造句

1. The first check protector was introduced in 1870.
2. Devices of this type that use various technologies are also known as check protectors, check punches, and check perforators.
3. The best known check protectors in the early 1900s had the brand name Protectograph ( the Todd Company, Rochester, NY ).
4. A check writer ( also known as a " ribbon writer ", " check signer ", " check protector " or " check embosser " ), is a physical device for protecting a check from unauthorized alteration of either the amount or the authorizing signature.
5. It's difficult to find check protector in a sentence. 用check protector造句挺難的