柯林斯詞典fastening /?fɑ?s?n??/ (fastenings) 1. N-COUNT A fastening is something such as a clasp or zipper that you use to fasten something and keep it shut. (扣鉤、拉鏈等) 緊固件 The sundress has a neat back zipper fastening. 這件太陽(yáng)裙背后有根靈巧的拉鏈。 返回 fastening劍橋詞典a device on a window , door , box , etc. for keeping it closed （窗、門、盒子等的）扣件，緊固件 返回 fastening