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   English
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air surveillance
 air surveillance
avia. 对空监视
ecol. 空气污染监视
| technician
 technician
compr. 技工
exhib. 技师
hydroel.st. 技术员
manag. 技术工; 技术人员; 专家
met. 技术 员
- only individual words found (there may be no translations for some thesaurus entries in the bilingual dictionary)

to phrases
air surveillance ['ɛə ,sə:'veɪl(ə)ns]
avia. 对空监视
ecol. 空气污染监视
space 空中监视
 English thesaurus
air surveillance ['ɛə ,sə:'veɪl(ə)ns]
mil., logist. The systematic observation of air space by electronic, visual or other means, primarily for the purpose of identifying and determining the movements of aircraft, friendly and enemy, in the air space under observation. (FRA)
Air Surveillance ['ɛə ,sə:'veɪl(ə)ns]
mil., abbr. AS
air surveillance: 68 phrases in 13 subjects
Air defense6
Aviation16
Business1
Chemistry1
Desert science1
Earth sciences1
Ecology2
Electronics11
General3
Space13
Technology11
United States1
Wind Energy1