guó
knee pit
popliteal fossa (medicine)
guó wō
popliteal (anatomy)
hollow at the back of the knee
guó dòng mài
popliteal artery (anatomy)
guó wō náng zhǒng
Baker's cyst or popliteal cyst (medicine)
guó páng jiàn jī
hamstring (anatomy)
see also 膕繩肌|腘绳肌[guo2 sheng2 ji1]