Ductus venosus
[医] 静脉导管
🧩 词语组成解析
[医] 管, 导管
[医]静脉的
🗣️ 情景例句
Some wild animals just cannot be tamed.
一些野生动物无法驯服。
A life without a friend is a life without a sun.
人生在世无朋友，犹如生活无太阳。
They had just had enough time to swim out of danger when the boat again completed a circle.
他们刚刚来得及游出危险区，快艇就又转完了一圈。