dead-air space

例句：

1. 1. The engineer calculated the dead-air space for the new building.
   工程师计算了新建筑物的死空间。
2. 2.The team needs to find a way to reduce the dead-air space in their workshop.
   团队需要找到一种方法来减少车间中的死空间。
3. 3. The researcher found that the dead-air space in the area had decreased significantly.
   研究人员发现该地区的死空间显著减少了。