柯林斯词典fastening /ˈfɑːsənɪŋ/ (fastenings) 1. N-COUNT A fastening is something such as a clasp or zipper that you use to fasten something and keep it shut. (扣钩、拉链等) 紧固件 The sundress has a neat back zipper fastening. 这件太阳裙背后有根灵巧的拉链。 返回 fastening剑桥词典a device on a window , door , box , etc. for keeping it closed （窗、门、盒子等的）扣件，紧固件 返回 fastening