muscular type; athletic type
Refers to a body type characterized by well-developed muscles and a sturdy frame, originally from Kretschmer's constitutional typology.
He has a muscular build and is good at sports.
In Kretschmer's classification, the athletic type refers to a sturdy physique.
Compound of 筋骨 (muscles and bones, physique) and 型 (type, pattern). The term is used in the context of Kretschmer's constitutional typology.