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convex-concave [kənˌvεkskɒn'keɪv, -kɑːn'keɪv]stresses
auto. выпукло-вогнутый
tech. выпукловогнутый (MichaelBurov)
convex-concave: 27 phrases in 9 subjects
Aerodynamics3
Artillery1
Astronomy1
Construction3
Electronics3
Makarov2
Mathematics5
Medical appliances2
Technology7