攻击手臂或腿部，鼠蹊部，关节，或脚背。

Attacks to the arms or legs, groin, joints, or instep.

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初学者往往过于重视自己的脚，或最坏的，他们的脚背单位在墙上。

Beginners often place too much of their feet, or worst, their instep flat to the wall.

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光滑的皮革或柔软的磨砂鞋面与三个钩环沿背肩带和脚背上的带子。

Smooth leather or soft nubuck upper with three hook-and-loop straps along the back strap and across the instep.

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