Vena contracta
[化] 流颈; 缩脉
🧩 词语组成解析
n. 静脉\\n[医] 静脉
🗣️ 情景例句
That was not the case.
事实并非如此。
We hope your design and the color will be strongly attractive to the American people.
我们希望你们的设计和颜色对美国人具有巨大吸引力。
The problem now facing humanity is: What is going to be done with all this knowledge?
用这些知识去做什么？