This is the 2232nd most frequent Chinese word.
當日
"當日" means "the same day" or "that day."
Adjective indicating 'related to the same specified day'.
當日的票價比預售票稍高。
The same day's ticket price is slightly higher than the presale ticket.
Adverb indicating 'on that specific day'.
當日大宅舉行了一場盛大的婚禮。
A grand wedding was held at the mansion on the same day.
Adverb suggesting 'on the specified day of the event'.