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
You should take your health more seriously.
你对自己的健康得更当回事儿。
We couldn't help the accident.
我们未能防止事故发生。
At night, the children always do their homework.Then they go to bed.
晚上，孩子们总是做作业，然后去睡觉。