though the manager did his best to help,he was still unable to track down the source of the problem的翻译：虽然经理想尽办法帮助，他还是仍未能追查问题的根源什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

翻译结果1 翻译结果2 翻译结果3 翻译结果4 翻译结果5

虽然经理人他最好的帮助，他仍然无法追查问题的根源

虽然经理想尽办法帮助，他还是仍未能追查问题的根源

虽然经理做他最佳帮助，他无法搜寻问题的来源

虽然他最好的经理,并有助于、他仍无法追踪问题的来源

虽然经理想尽办法帮助，他还是仍未能追查问题的根源

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