muscle retractor analis 臀鳍缩肌

retractor muscle 牵缩肌 ; 成吻缩肌 ; 缩肌

siphonal retractor muscle 水管收缩肌

pallial retractor muscle 外套收缩肌

retractor ventralis muscle 腹鳍缩肌

retractor dorsalis muscle 背鳍缩肌

pedal retractor muscle 释义收足肌

Lower eyelid retractor muscle 下睑缩肌

retractor muscle scar 后旋肌痕

retractor analis muscle 臀鳍缩肌