(dated)a woman in charge of a large house (旧)大宅邸的女主人 ■(historical)a set of short chains attached to a woman's belt, used for carrying keys or other items (史)(女人腰带上悬挂钥匙等的)短链子
语源
mid 19th cent.: from French chatelaine, feminine of châtelain 'castellan', from medieval Latin castellanus (see chatelain)