noun 下载 🔗分享 粗铜，白口铁。 (coppersmithing) An alloy of copper, tin, iron, etc.; white metal. Examples : "The artist used matt to create a durable and silvery-looking finish on the decorative copper bowl. " 这位艺术家使用粗铜（白口铁）在装饰性的铜碗上制造出耐用且银光闪闪的表面效果。 material substance technical industry chemistry 与AI对话词汇游戏阅读练习
adjective 下载 🔗分享 哑光的，无光的. Dull; not reflective of light. Examples : "Flat or matte paint allows a deep color expression on the walls while also hiding flaws that may be inherent on the painted surface." 平光或哑光涂料不仅能让墙壁呈现出浓郁的色彩，还能遮盖墙面本身可能存在的瑕疵。 appearance style quality 与AI对话词汇游戏阅读练习
