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频率的
busin.
frequent
econ.
continual
频率的
:
178 phrases
in 39 subjects
Advertising
4
Agriculture
2
Air defense
6
Astronautics
1
Automobiles
1
Aviation
10
Bridge construction
1
Business
1
Communications
1
Compressors
1
Construction
3
Dentistry
1
Earth sciences
3
Economy
3
Electric machinery
3
Electronics
19
Explosives and Explosive Ordnance Disposal
6
General
24
Genetics
6
Geology
1
Geophysics
5
Hydroelectric power stations
1
International Monetary Fund
1
Metallurgy
2
Oil / petroleum
1
Physics
1
Piezoelectric crystals
4
Project management
2
Radio
1
Securities
1
Selective breeding
1
Shipbuilding
3
Space
6
Sports
1
Statistics
3
Technology
34
Telecommunications
12
United Nations
1
Wind Energy
1
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