附件的资料我们已经通过一些渠道获取了的翻译：Accessories we've been through a number of sources of information 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Accessories information that we have acquired through some channels

Accessories we've been through a number of sources of information

The appendix material we already gained through some channels

We have been through the information in Annex some channels have obtained

Accessories we've been through a number of sources of information