gemstone

n precious or semi-precious stone, esp before cutting into shape 宝石或次宝石（尤指未经琢磨成形的）.

gear, gear-change, gearbox, gearwheel, gecko, gee, gee-gee, geese, geezer, Geiger counter, geisha, gel, gelatine, gelatinous, geld, gelding, gelignite, gem, Geminean, Gemini, gen, gendarme, gendarmerie, gender, gene, genealogical, genealogically, genealogist, genealogy, genera, general, General Assembly, general dealer, general election, general headquarters (abbr 缩写 GHQ), General Post Office (abbr 缩写 GPO), general practice, general practitioner (abbr 缩写 GP), general staff, general-purpose,