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to phrases
洞穴 dòngxuéstresses
gen. пещера; полость; пазуха; каверна
el. впадина; пустота; пора
geol. карстовая пустота; каверна
tech. грот
洞穴: 98 phrases in 10 subjects
Electronics10
General46
Geology11
Mythology1
Name of organization1
Oil / petroleum6
Oil processing plants1
Scuba diving2
Technology19
Toponym1