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el.
语言系统
language system
:
159 phrases
in 18 subjects
Automated equipment
1
Automobiles
1
Aviation
10
Business
1
Computers
2
Earth sciences
4
Electronic commerce
1
Electronics
81
General
3
Information technology
25
Metallurgy
3
Public security
1
Scientific
3
Space
10
Technology
6
Telecommunications
5
Textile industry
1
United States
1
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