ulcer
🇺🇸
/ˈʌlsər/
🇬🇧
/ˈʌlsə(r)/
noun
R
A sore that doesn't heal quickly and can be painful. It can be on the skin or inside the body, like in the stomach.
He had a stomach ulcer that caused him a lot of pain.
他有個胃潰瘍，這給他帶來了很多痛苦。
translation
潰瘍
詞形變化
Plural
ulcers