单词	Achilles notch
释义	Achilles notch noun : a U-shaped or V-shaped indentation in the collar of a shoe that is designed to lessen the pressure that the shoe puts on the wearer's Achilles tendon An Achilles notch in shoes or mid- and low-top boots will accommodate the Achilles tendon in plantar flexion. John Vonhof, Fixing Your Feet, 2006 Word History First Known Use 1987, in the meaning defined above
随便看	commission pennant commission plan commissionable commissionaire commissionaires commissional commissionate commissioned commissioned officer commissioned officers commissioner commissioner-general commissioners Commissioners Standard Ordinary table commissioners-general commissionership commissionerships commissioning commissioning pennant commissions commissive commissives commissural commissure commissures

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