您要查找的是不是：
- 区district
- 无源天区cold sky
- 深天区观测deep-field observation
- 特深天区观测ultradeep-field observation
- 工作区workaround
- 区号district number
- 一两天我就回来。I will be back in a day or two.
- 学区school district
- 五天five days
- 红灯区red-light district
- 天外beyond the highest heavens; far, ; far away
- 四天four days
- 厂区factory; mill; plant; works
- 天盖tester
- 天轮head sheave
- 大区pergana
- 这些天these days
- 明区hyalomere
- 天父Heavenly Father
- 湖区limnological region
