nickel
n
1 [U] chemical element, a hard silver-white metal often used in alloys 镍
nickel-plated 镀镍的. =>App 10 见附录10.
2 [C] coin of the US or Canada, worth 5 cents (美国或加拿大的)5分镍币. =>App 4 见附录4. nickel, v (-ll-; US -l-) [Tn]
coat (sth) with nickel 将(某物)镀镍.