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   English
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noun | abbreviation
aven [ə'ven] n
gen. 灰岩地区落水洞
aven abbr.
desert. 灰岩坑
eng.geol. 直立洞
hydroel.st. 落水洞
tech. 溶井; 穹顶深坑; 竖井; 岩溶坑
 English thesaurus
AVEN abbr.
abbr., mil., avia. axisymmetric vectoring engine nozzle
abbr., scottish Axisymmetric Vectoring Exhaust Nozzle (USA)