镀
拼音:dù
镀金
dùjīn
(1)
[water-gild]∶附金于[金属表面],其法是先用金汞薄薄地镀上一层,随后加热使汞挥发
(2)
[gold-plate]∶用金来电镀
(3)
[get gilded;formerly said of students who went abroad to study in order to enhance their social status]∶比喻为虚名而到某地进行所谓的深造或锻炼
镀银
dùyín
[silver-plate;silvering] 用银进行电镀