我认为字符集的名称是"Unicode",而"UTF-8"是Unicode字符集的特定编码的名称,但我经常看到术语"编码"和"字符集"在引用时可互换使用到UTF-8.
例如,
<meta charset="UTF-8">
VS
<?xml version="1.0" encoding="UTF-8" ?>
unicode encoding character utf-8
character ×1
encoding ×1
unicode ×1
utf-8 ×1