pollux

FREQ #43041

n. 北河三；双子座之星；铯榴石

释义与例句

n.
  1. 1.

    A variety of petalite always found with castor.

    不可数 化学 地质

词源

Borrowed from Ancient Greek Πολυδεύκης (Poludeúkēs), from Greek mythology; also see etymology at castor (“a mineral”).

来源：wiktionary