You might already know that Thunderbird improvements are no longer paid for by Mozilla. Fortunately there is an active community keeping it running and developing it further. But to survive long term, the project needs funding.
您可能已经知道，Thunderbird 的改进不再由 Mozilla 提供资助。幸运的是，还有一个活跃的社区在保持它继续前行和发展。但为了长远发展，本项目需要资金。