Corindon
(=corivendum)刚玉
✅ 同义词
🗣️ 情景例句
He's got 20/20 vision.
他的视力很正常。
Do we exist?
我们实际存在吗？
It suddenly dawned on me that this express was not roaring down the line at ninety miles an hour, but barely chugging along at thirty.
我突然感到这趟快车并没以时速90英里的速度呼啸前进，而是卟哧卟哧地向前爬行，时速仅30英里。