名词

1. 镍
Nickel is a silver-coloured metal that is used in making steel.

2. (美国和加拿大的)5分镍币
In the United States and Canada, a nickel is a coin worth five cents.

1. a United States coin worth one twentieth of a dollar

2. five dollars worth of a drug

e.g. a nickel bag of drugs
a nickel deck of heroin

Synonym: nickel note

3. a hard malleable ductile silvery metallic element that is resistant to corrosion
used in alloys
occurs in pentlandite and smaltite and garnierite and millerite

Synonym: Niatomic number 28