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.
他有一个胃溃疡，这给他带来了很多痛苦。
translation
溃疡
词形变化
Plural
ulcers