求翻译：发这封邮件确实很无助，一直在催促你们付款，因为我们确实很需要钱，很大一部分工程款都垫付在香港的展位项目里，请你多理解我们下，另外如果你有时间出一份邀请函，我们很想以后继续与贵司合作，但是前期我们需要对你们的工厂进行查看。希望你能理解我们现在的困境，请帮助我们，非常感谢。是什么意思？

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正在翻译，请等待...

Sends this mail truly very no use to, always in urged you pay money, because we truly very must ask for money, the very big part of project funds all pay in Hong Kong unfold in the position project, asks you to understand under us, moreover if you have the time to publish an invitation letter, we th

This email really helpless, have been urging your payment, because we really needed the money, a large part of the project in advance at the booth of the Hong Kong project, please understand us, also if you have time to pull our invitation, we want to continue to cooperate with you in the future, bu

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