n. 套圈，
（等于ferrule）
（等于ferrule）用户正在搜索
cuproplatinum, cuproscheelite, cuprosklodowskite, cuprosulfate, cuprotungstite, cuprouranite, cuprous, cuproxide, cuprozincite, cuprum,
相似单词
ferrazite, ferredoxin, ferredoxins, ferreed, ferreiro, ferrel, ferreous, Ferrero, ferret, ferret out,