presence chamber

例句：

1. 1. The presence chamber is designed to accommodate the equipment and materials required for the experiment.
   存在室旨在容纳实验所需的设备和材料。
2. 2. The existence of life on other planets has been a topic of scientific inquiry for decades.
   在其他行星上生命存在的存在已经是一个科学探究了几十年的话题。
3. 3. The presence chamber was filled with a mixture of gases that could be used to detect the presence of pollutants in the air.
   存在室被填充了一种气体混合物，可以用来检测空气中污染物的存在。