Circular fold
[医] 环状褶
🧩 词语组成解析
fold
[fold]
vt. 折叠;合拢;抱住;笼罩;
vi. 折叠起来;彻底失败;
n. 折痕;信徒;羊栏;（起伏地的）凹处，洼;
🗣️ 情景例句
running for the school board.
竞选联合校董会董事。
We'd love to have you.
我们很想邀请您。
The building of skyscrapers in New York began around the year 1900.
在1900年左右，摩天楼开始在纽约兴建。