noun 下载 🔗分享 金刚砂, 刚玉砂 An impure type of corundum, often used for sanding or polishing. Examples : "My grandfather used emery paper to smooth the rough edges of the wooden picture frame. " 我的爷爷用金刚砂纸来打磨木制相框粗糙的边缘。 material geology 与AI对话词汇游戏阅读练习
verb 下载 🔗分享 用金刚砂打磨，用砂纸磨光。 To sand or polish with emery. Examples : "The jeweler will emery the silver ring to make it shine. " 珠宝匠会用金刚砂打磨这枚银戒指，让它闪闪发光。 material process utility 与AI对话词汇游戏阅读练习
verb 下载 🔗分享 用金刚砂打磨，以金刚砂磨光 To coat with emery. Examples : "The jeweler will emery the silver ring to remove the tarnish and give it a smooth finish. " 珠宝匠会用金刚砂打磨这枚银戒指，以去除锈迹并使其表面光滑。 material technical industry 与AI对话词汇游戏阅读练习
