46.commercial invoice 商业发票
commercial invoice商务发票, 正式签证的贸易发票
commercial adj.商业的, 贸易的
invoice n.发票www.examｗ.com
A signed invoice presumes receipt of the shipment.经过签收的发货单表示运去货物已收到。
47.contract 合同
sign a contract签订合同
The contract still holds.契约仍然有效。
48.contraindication certificate of vaccination 预防接种禁忌证明
contraindication n禁忌征候
49.credit n. 信用证,
50.customs declaration form 报关单,通关申报表格
