noun 下载 🔗分享 紧固件,扣件,连接件 Something or someone that fastens. Examples : "The fastener on my backpack broke, so I couldn't close it properly. " 我背包上的扣子坏了,所以我没法好好地把它关上。 item thing machine 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 紧固件,扣件。 Mechanically, any device that fastens; especially, a collective term for items such as screws, nuts, washers, clasps, bolts and the like. Examples : "The carpenter used various fasteners, like screws and nails, to assemble the wooden table. " 木匠使用了各种紧固件,比如螺丝和钉子,来组装木桌。 technical item machine 与AI对话词汇游戏阅读练习