我正在构建一个基于 Ubuntu 18.04 的 Docker 镜像。它正在构建，但在完成之前我在 Powershell 控制台中收到：
Configuring tzdata
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Please select the geographic area in which you live. Subsequent configuration
questions will narrow this down by presenting a list of cities, representing
the time zones in which they are located.
1. Africa 6. Asia 11. System V timezones
2. America 7. Atlantic Ocean 12. US
3. Antarctica 8. Europe 13. None of the above
4. Australia 9. Indian Ocean
5. Arctic Ocean 10. Pacific Ocean
Geographic area:
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