a silver-white metallic element of the platinum group that resembles platinum; occurs in some copper and nickel ores; does not tarnish at ordinary temperatures and is used (alloyed with gold) in jewelry
例句
用作名词(n.)
The little girl habitually fell asleep clutching a battered doll, her palladium.那小女孩习惯抱一个破旧的娃娃入睡，那是她的守护神。
