to swell up
01
肿胀, 肿大
to get bigger abnormally, often due to inflammation or fluid accumulation
语法信息
形态构成
短语
动作动词
规则
不可分离
小品词
up
基本动词
swell
现在时
swell up
第三人称单数
swells up
现在分词
swelling up
一般过去时
swelled up
过去分词
swollen up
例子
An infection in the gums can make them swell up and become painful.
牙龈感染会使它们肿胀并变得疼痛。
