Nb
注意, 留心\\n[医] 铌(41号元素)
✅ 同义词
📖 牛津释义
NB
(also nb), abbr 缩写 = (used before a written note 用於书面注意事项前) take special notice of; note well (Latin nota bene) 注意, 留心（源自拉丁文nota bene）.
🗣️ 情景例句
Since English is not your native tongue.
因为英语不是你的母语。
The man is surveying land for a national park.
这个人正在测量国家公园的土地
The policemen could not cope with the crowds.
警察无法对付群众。