swelling
🇺🇸
/ˈswelɪŋ/
🇬🇧
/ˈswelɪŋ/
when something gets bigger or puffier than usual
The swelling on his knee made it hard to walk.
膝盖上的肿胀使他难以行走。
a part of your body that gets bigger or rounder because of sickness or injury
She noticed a swelling on her arm after the bee sting.
她注意到被蜜蜂蛰伤后手臂上出现了肿胀。