One full set of non-negotiable documents should be sent to buyer by regd.Airmail and certificate to this effect together with the relative postal receipt should be accompanied with the documents.是什么意思_One full set of non-negotiable documents should be sent to buyer by regd.Airmail and certificate to this effect together with the relative postal receipt should be accompanied with the documents.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句