English ⇄ English Ukrainian +

English thesaurus
Optimal Learning Environment
univer., abbr.	OLE

Optimal : 42 phrases in 16 subjects

Astronautics	1
Aviation	5
Diplomacy	1
Ecology	3
Economics	13
General	1
Information security and data protection	1
Mathematics	1
Metallurgy	2
Military	3
Psychology	1
Robotics	5
Soil science	1
Space	2
Sports	1
Statistics	1