gemKK [dʒɛm] /dʒɛm/发音名词1宝石、珠宝The ring was set with three small green gems.这只戒指上镶了三颗小小的绿色宝石。2珍品、精品、杰作This little bookshop is a real gem of the old town.这家小书店是旧城区里真正的珍宝。3大好人、贴心的人口语Thanks for covering my shift—you're an absolute gem.谢谢你帮我代班,你真是个大好人。用这个字练口说→