reflux
🇺🇸
/ˈriːflʌks/
🇬🇧
/ˈriːflʌks/
When stomach acid flows back up into the food pipe, causing discomfort or pain.
He has acid reflux, which makes his chest hurt after eating.
그는 위산 반류가 있어서 식사 후 가슴이 아프다.