These are the muscles on the inside of the upper leg.

也就是上方腿内侧的肌群。

youdao

The lack of support of the flip-flop also causes pain in the tendons on the inside of the foot and lower leg. It can also lead to shin splints.

由于穿人字拖缺乏对脚部的支撑，也会造成脚内部以及腿的下部肌腱疼痛，还可能造成小腿疼痛。

youdao

Other signs include pain radiating into the hip socket, or down the outside of the leg, or deep inside the belly over the anterior surface of the S-I joint.

其他特征还有，疼痛呈辐射状向大腿窝或腿部发散，或者越过骶髂关节向腹腔内部发散。

youdao

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