The term jock strap is cited as first having appeared in 1897 in a US patent application.

“Jock strap”这个词在1897年的一份美国专利申请中首次被引用。

youdao

The term jock strap is cited as first having appeared in 1897 in a US patent application.

“Jock strap”这个词在1897年的一份美国专利申请中首次被引用。

youdao