Thefirsttesticularguard"Cup"wasusedinHockeyin1874andthefirsthelmetwasusedin1974.
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Ittook100yearsformentorealizethatthebrainisalsoimportant
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閱讀全文]
Thefirsttesticularguard"Cup"wasusedinHockeyin1874andthefirsthelmetwasusedin1974.
.
.
.
.
.
Ittook100yearsformentorealizethatthebrainisalsoimportant
[
閱讀全文]