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天球 tiānqiú
oil	celestial sphere
space	celestial sphere (为确定天体的视位置而引进的一个假想圆球); geocentric celestial sphere
tech.	coelosphere
天球〔体〕 tiānqiú
nat.sc.	celestial sphere

天球: 214 phrases in 30 subjects

Air defense	6
Architecture	1
Aviation	5
Baseball	2
Biology	3
China	1
Dermatology	2
Desert science	7
Earth sciences	29
Electronics	4
Environment	2
Football	1
General	7
Genetics	2
Geophysics	2
Golf	1
Ice hockey	1
Information technology	2
Latin	8
Metallurgy	2
Mining	1
Nursing	2
Oil / petroleum	4
Space	52
Sports	2
Surgery	1
Technology	52
Telecommunications	8
United Nations	1
United States	3