nib

例句：

1. 1. 小号
   乐器
2. 3. 缩写，如“NIB”在商业和金融中通常代表“New Issue Buy”
   新发行购买
3. 1. The small number of investors in the stock market is often represented by the symbol NIB.
   股票市场上少数投资者通常用NIB符号来表示。
4. 2. The book's title page has a small circle with a dot inside it, representing the author's initials.
   这本书的标题页上有一个小圆圈，里面有一个点，代表作者的首字母。
5. 3. In finance, NIB stands for New Issue Buy, indicating that the security is being purchased on the secondary market.
   在金融领域，NIB代表New Issue Buy，意味着该证券是在二级市场上被购买的。