Corundum
n. 刚玉, 金刚砂\\n[化] 刚玉
✅ 同义词
📖 牛津释义
corundum
n[U]
hard crystallized mineral used chiefly in abrasives, or in powder form for polishing 刚玉; 刚石; 金刚砂.
🏥 医学释义
金刚砂，刚玉
🗣️ 情景例句
OK. The beginning of my famous Thanksgiving apple pie.
好。开始做我拿手的感恩节苹果派。
Judge not of men and things at first sight.
审人论事宜谨慎，一见之下莫断定。
Ask Mr. Wu if you can have some old boxes.
问问吴先生，你能否搞到一些旧箱子。