English ⇄ German Polish Russian +

train smb in smth stresses
gen.	обучать кого-л. (чему-л., также train on thefreedictionary.com)

train in : 191 phrases in 25 subjects

Air defense	3
Aluminium industry	1
Anti-air artillery	2
Artificial intelligence	2
Bookish / literary	2
British usage, not spelling	2
Construction	1
Economics	1
Electronics	2
Energy industry	2
General	63
Horse breeding	1
Idiomatic	1
Informal	2
Intelligence and security services	1
Literature	1
Logistics	2
Makarov	76
Mechanic engineering	3
Metallurgy	3
Military	1
Proverb	1
Psycholinguistics	1
Rail transport	15
Technology	2