ulcer
US /ˈʌl.sɚ/
UK /ˈʌl.sər/
名詞
潰瘍
an open sore on an external or internal surface of the body, caused by a break in the skin or mucous membrane that fails to heal
範例:
•
The doctor diagnosed him with a stomach ulcer.
醫生診斷他患有胃潰瘍。
•
She had a painful mouth ulcer that made eating difficult.
她有一個痛苦的口腔潰瘍，使進食困難。