31. We usually accept payment by irrevocable letter of credit payable1 against shipping2 documents.大家一般只同意不可撤销的信用证，凭装运单据付款。
32. Travelers check need countersigning3.旅游支票要复签。
33. The appearance of a package that catches the eye will certainly be of much help in promoting the sales.外观引人注目的包装一定大大有益于营销。
34. Each is lined with waterproof4 paper， so that it cant be spoiled by dampness or rain.每一个纸箱都有内衬防水纸，因而不会被潮湿和雨水侵蚀。
35. I think the inner packing is good enough. And what about the outer packing？我觉得内包装还行。那样外包装如何？
36. Solid packing and overall stuffing can prevent the cases from vibration5 and jarring.坚固的木箱和箱内严密的填充可预防木箱受震、开裂。
37. We want deliveries on time， not excuses大家需要的是按时交货，而不是借口。
38. I apologize for the late delivery， but the carrying vessel6 had an accident.对于货物的迟交我非常抱歉，缘由在于运输船舶出了事故。
39. Did you get the bill of lading for you last shipment？你们收到前一批货的提货单了没？
40. Your quotation7 is on C.I.F. basis. What risks are you usually covered against？你报的是到岸价，那样一般情况下你方对什么风险进行投保？