If it is inconvenient for your to supply the Certificate of Origin mentioned in my last letter, the test report provided by you is alternative.
我上次信中提及的原产地证明不方便提供的话，你提供的测试报告也可以。
If it is inconvenient for your to supply the Certificate of Origin mentioned in my last letter, the test report provided by you is alternative.
我上次信中提及的原产地证明不方便提供的话，你提供的测试报告也可以。
应用推荐