基本解释连接件,紧固零件同根派生 fastenings相关词英汉例句Fastenings on a ski for securing the boot.皮靴固定装置为使滑雪靴牢固而在雪橇上设置的扣拴The sails are not responding to our pull on the ropes; the fastenings must got twisted somehow.现在我们用绳索拉不动风帆，一定是有些扣拴不知怎么地被扭曲了。fastenings更多例句