triplet&tripletine&层: I storey; tier; stratum宝石: gemstone; gem; bijou; jewel; ...凹垫层宝石: hollow doublet三层宝石: tripletine真热层宝石: true doublet&下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:叁层宝石,即可在微信中查询翻译