2026-04-26 00:05:21 浏览次

Gummer是什么意思 英['gʌmə] 美['gʌmə] n. 除粉器；锉锯机；（矿业）煤粉清除工;牙齿脱尽的羊；齿衰的羊；断奶的猪;n. A punch-cutting tool, or machine for deepening andenlarging the spaces between th...