Vena contracta
[化] 流颈; 缩脉
🧩 词语组成解析
n. 静脉\\n[医] 静脉
🗣️ 情景例句
And Max is some boy.
Max是个好男孩。
I'm afraid all my efforts were in vain.
我担心我的努力全白费了。
This is supposed to induce pleasurable sensations in the elephant,
据说这是为了使象产生愉快的感觉，