cyst
n. 包囊；囊肿
pref. 表示“囊、胞”
近义词：swelling，lump，polyp，nodule，growth，tumor，ganglion，tumour，sac，blister，wen，vesicle，
英英释义
Noun
- a closed sac that develops abnormally in some body structure
- a small anatomically normal sac or bladderlike structure (especially one containing fluid)
例句
用作名词(n.)
- An amoeba forms a cyst when conditions are unfavourable.当环境不利时，变形虫产生包囊。
- She had an operation to remove a cyst.她做了囊肿切除手术。
- At the same time, a persistent cyst on her eye disappeared.同时，她的眼睛囊肿也消失了。