a typical characteristic or feature of a person or thing特征,特點
in the UK, an official mark put on objects made of gold or silver that shows their place and year of origin and how pure the metal is that is used to make them(英國金銀制品上表示産地、生産日期和純度的)純度印記
UK to put an official mark on an object made of gold or silver給…打上純度印記
👨🏻🏫 Mr. Ng 劍橋詞典 📚 – cambridge.mister5️⃣.net切换为简体中文