This is the 5783rd most frequent Chinese word.
呵
"呵" means "to exhale," "to scold," or is used as an interjection like "ah."
In this sentence, the word '呵' is used as an exclamation to express surprise or a kind of mild reproach, akin to saying 'Oh, wow' or 'Ha' in English.
呵，你居然忘了今天是我的生日！
Ha, you actually forgot today is my birthday!
Here, '呵' appears as part of the compound word '呵护,' which means 'to care for' or 'nurture.' It conveys a gentle and caring action or feeling.
这个菜对胃呵护特别好。
This dish is particularly good for nurturing the stomach.
In this instance, '呵呵' is used to represent laughter in text, akin to saying 'haha' or 'heehee' in English. It shows lightheartedness or amusement.