His popularity continues to this day.
句子中为什么用 to this day 而不用 today?
to this day 是一个短语,意思是“到现在”、“到今天”。例如:
We've never heard the whole story to this day. 直到现在我们都还没听到完整的故事。
Some psychiatrists to this day, however, disagree with his emphasis on sex. 一直到今天还有一些精神病医生不赞成他那样强调“性”。
(《张道真高级英语词典》p.336)