Arcus venosus
[医] 静脉弓
🧩 词语组成解析
[医] 弓
[医]静脉的
🗣️ 情景例句
Freeze!
别动！
The brightest of all things, the sun, has its spots.
金无赤足，人无完人。
So another astonishing fact came to light.
于是又发现了一个惊人的事实。