noun🔗Share细钉，平头钉。 A thin, small nail, with a slight projection at the top on one side instead of a head, or occasionally with a small domed head, similar to that of an escutcheon pin."The carpenter used a brad to attach the thin piece of trim to the model airplane wing, because a regular nail would have been too bulky. "木匠用细钉将薄饰条固定到模型飞机的机翼上，因为普通的钉子太粗大了。materialitembuildingChat with AIVocabulary GamePractice Reading
noun🔗Share纸钉，凤尾钉。 (elementary school usage) A paper fastener, a fastening device formed of thin, soft metal, such as shim brass, with a round head and a flat, split shank, which is spread after insertion in a hole in a stack of pages, in much the same way as a cotter pin or a split rivet."I used a brad to hold together the pages of my school project after I punched holes in them. "我用凤尾钉把我的学校项目各页穿孔后钉在一起。stationerymaterialitemutensildeviceChat with AIVocabulary GamePractice Reading
verb🔗Share用平头钉固定, 用饰钉钉住 To attach using a brad."She decided to brad the two pieces of cardboard together to make a simple hinge for her school project. "她决定用平头钉把两片纸板钉在一起，为她的学校项目做一个简易的铰链。technicaltechnologyactionChat with AIVocabulary GamePractice Reading
verb🔗Share铆接，铆固 To upset the end of a rod inserted in a hole so as to prevent it from being pulled out, as when riveting."The craftsman used a hammer to brad the rivet, securing the metal plate firmly in place. "工匠用锤子铆固铆钉，将金属板牢牢地固定到位。technicalmachineindustryChat with AIVocabulary GamePractice Reading
