释义
n.
the chemical element of atomic number 46, a rare silvery-white metal resembling platinum. (Symbol: Pd)
钯(符号:Pd)。
n.
archaic a safeguard or source of protection
〈古〉 保护;保障。
词源
"early 19th cent.: modern Latin, from Pallas, the name given to an asteroid discovered (1803) just before the element.late Middle English (in the Greek sense): via Latin from Greek palladion, denoting an image of the goddess Pallas (Athene), on which the safety of Troy was believed to depend."