Corundum point
[医] 刚玉石尖
🧩 词语组成解析
n. 刚玉, 金刚砂\\n[化] 刚玉
🗣️ 情景例句
It is.
正是。
Bread is the staff of life.
民以食为天。
In man's early days, competition with other creatures must have been critical.
在人类早期，人类与其他生物的竞争一定是必不可少的。