Bcnf
BCNF范式
🗣️ 情景例句
This is he speaking.
我就是。
A young man married is a man that's marred.
男子早婚，种下祸根。
Yesterday the firemen examined the ground carefully, but were not able to find any broken glass.
昨天，消防队员仔细查看了地面，但未能发现碎玻璃。