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to phrases
穴洞
xuédòng
agric.
cave
;
cavern
el.
burrow
tech.
grotto
穴洞
:
310 phrases
in 24 subjects
Agriculture
11
Animal husbandry
3
Chemistry
1
Dermatology
1
Desert science
31
Earth sciences
14
Ecology
4
Electronics
6
Engineering geology
45
Exhibitions
1
Explosives and Explosive Ordnance Disposal
4
General
35
Golf
2
Hydroelectric power stations
5
Life sciences
1
Metallurgy
5
Multimedia
1
Oil / petroleum
28
Outdoor activities and extreme sports
3
Rail transport
2
Sports
2
Submarines
1
Technology
103
Wind Energy
1
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