air dome 
[机] 气室
- It was a low dome of sonorous blue, with an undertone of sultry sulphur-colour, because of the smoke that dimmed the air.
低低的深蓝色的穹苍,带着一点儿闷热的硫磺气味,因为空气被烟弄得昏暗了。 - Caption:: A one-minute exposure of the interior of the Gemini North telescope by moonlight showing the7 story high telescope structure as well as the large wind vents for keeping the air inside the dome
世界上有不少大天文望远镜,例如北双子天文台,这天文台中的望远镜就有7层数高,它的望远镜不是密封的,而是使用开放式的设计。
您正在访问的是
中国词汇量第二的英语词典
更多精彩,登录后发现......