笑得很开心可以怎么说英语

To laugh happily in English, you can say "I'm laughing with joy," or "I'm laughing so hard I'm almost in tears." You can also say "I'm laughing my head off," or "I'm giggling with delight." Other ways to describe someone who is laughing happily might include "bursting with laughter," "chuckling with glee," or "grinning from ear to ear."