单词	ceilometer
释义	ceilometer /sēˈlämədər / noun A device for measuring and recording the height of clouds.The lasers are also built into laser ceilometers that measure cloud height.... The distribution of all track directions observed with radar and ceilometers for all sites was bimodal with similar numbers of birds moving southsoutheast and southwest. The combination of high-resolution radar, ceilometers, and daily ground counts at multiple sites provided a view of autumnal migration through complex topography at a resolution not previously attained in North America.
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英语词典包含243303条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。