hallmark
US /ˈhɑːl.mɑːrk/
UK /ˈhɑːl.mɑːrk/
1.
순도 검증 각인
a mark stamped on articles of gold, silver, or platinum in Britain, certifying their standard of purity.
1.
순도 검증 각인
stamp with a hallmark.
:
•
he was reprimanded for not hallmarking his work