英语词汇“perforation ring”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	perforation ring
释义	perforation ring 穿孔环
随便看	working relationship working reserve working resistance working resolution working resolving power working right working roll working roller working room working rope work in groups working routine working routine check working routine library working routine package Working-rule working rule working rules working run workings working sail working sails working scale working schedule working schema 关于同一律关于排中律关于矛盾律关住街门做皇帝，谁也管不着关住门卖疥药，痒了自来关住门子称皇帝，自尊自贵关住门子骂皇上，不起作用，也惹不下乱子关住门打狗关住门抓鸡，十拿九稳关侯日辽绝，如何附行旅。愿作野飞鸟，飘然自轻举。安穏安置安芸安請けあい安請け合い安請ケアイ安請ケ合イ安逸安閑安静