| Subject | English | Chinese Taiwan |
| comp., MS | bar code reader | 條碼讀取機 (An optical device that uses a laser beam to read and interpret bar codes, such as the Universal Product Codes, found on grocery products and other retail items) |
| comp., MS | bar code scanner | 條碼掃描器 (An optical device that uses a laser beam to read and interpret bar codes, such as the Universal Product Codes, found on grocery products and other retail items) |