Russian ⇄ English

главная река stresses
el.	main river
hydr.	axial stream; base stream
Makarov.	main stram; main stream; master stram; master stream; trunk stream
tech.	stem stream; principal river; main stem
главные реки
gen.	chief rivers
Makarov.	principal rivers

главная река : 15 phrases in 5 subjects

American usage, not spelling	1
Hydraulic engineering	5
Hydrology	2
Makarov	6
Technology	1