Vena contracta
[化] 流颈; 缩脉
🧩 词语组成解析
n. 静脉\\n[医] 静脉
🗣️ 情景例句
Who's bringing the booze?
谁带的酒？
While we were having breakfast,John was talking on the telephone.
当我们正在吃早餐时，约翰正在打电话。
He came out of the library, a large book under his arm.
他夹着本厚书，走出了图书馆。