刚体导引机构

body line

yellow body

body and vessels are connected with essence

heating body (heater, radiator, heating element)

body-bound rivet

cavernous body of urethra【解剖】;corpus cavernosum urethrae【解剖】;corpus spongiosum penis【解剖】

Maragliano body

描述分离体所受力的图\nfree-body diagram【力】