| 释义 |
〔atmospherium〕An optical device designed to project images of atmospheric phenomena, such as clouds, on the inside of a dome.气象仪：将大气现象的映像，如云，投射到一个圆顶内侧的一种光学装置〔microburst〕A sudden, violent downdraft of air over a small area. Microbursts are difficult to detect and predict with standard weather instruments and are especially hazardous to airplanes during landing or taking off.微爆：一小区域内空气突然剧烈的下降，用普通气象仪器很难发现及预报，对于正在降落或起飞的飞机尤为危险 |