裸はだかの質しつ量りょうMeanings1expression, nounbare massphysicsPhysics term for the mass of a particle without the effects of surrounding fields or interactions.裸はだかの質しつ量りょうは、量りょう子し場ば理り論ろんで重じゅう要ような概がい念ねんです。Bare mass is an important concept in quantum field theory.