Column constraint
[计] 列约束
🧩 词语组成解析
column
['kɑləm]
n. 纵队，列;圆柱;专栏;
🗣️ 情景例句
Ooh! Oh, that's wonderful!
噢！噢， 太好了！
A living dog is better than a dead lion.
一条活狗胜过一头死狮。
What were their names?
他们叫什么？