4/ Every NFT has a token ID, a unique number that acts as its immutable identifier.
However, metadata is what makes an NFT truly unique in the eyes of holders. Metadata might be the image you use as your Twitter PFP or the rare traits your NFT was assigned at mint.
4/每个NFT都有一个令牌ID，一个作为其不可变标识符的唯一数字。
然而，元数据使NFT在持有者眼中真正独一无二。元数据可能是作为Twitter PFP使用的图像，也可能是在mint分配给NFT的罕见特征。