时至今日
The noun 今日 (jīnrì) is a formal or literary equivalent of 今天 (jīntiān), meaning 'today' or 'the present day.' It is commonly found in written Chinese, news reports, and set phrases like 时至今日 (up to this day), and carries a more elevated tone than the everyday 今天.
时至今日,我仍然记得那天的场景。
Shí zhì jīnrì, wǒ réngrán jìde nà tiān de chǎngjǐng.
To this day, I still remember the scene from that day.
今日天气晴朗,适合外出活动。
Jīnrì tiānqì qínglǎng, shìhé wàichū huódòng.
The weather is sunny today, suitable for outdoor activities.
今日的成就离不开昨日的努力。
Jīnrì de chéngjiù lì bù kāi zuórì de nǔlì.
Today's achievements are inseparable from yesterday's efforts.