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to phrases
试洞
eng.geol.
test adit
试洞:
80 phrases
in 15 subjects
Air defense
1
Architecture
1
Automobiles
2
Aviation
6
Bridge construction
1
Earth sciences
4
Engineering geology
2
Golf
1
Nursing
1
Oil / petroleum
1
Rail transport
1
Space
10
Technology
13
United States
1
Wind Energy
35
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