(1)发货单；包裹单
由卖方开具给买方的、详细说明所发货物的种类及单价等情况的单据，其目的是使买方可以据此检查货物是否有误，而不再列明买卖合同的条款，因此其不像书面合同那样严格且不得以口头方式变更。

(2)发票(=invoice)

• creature of reason
• credentials
• credere
• credibility
• credible
• credible evidence
• credible person
• credible witness
• credibly informed
• credit
• credit advertising
• credit balance
• credit bureau
• credit card
• credit card crime
• credit foncier
• credit insurance
• credit life insurance
• credit line
• credit memorandum
• credit mobilier
• creditor
• creditor at large
• creditor beneficiary
• creditor of decedent