Pcv
[医] 血细胞压积
🗣️ 情景例句
Do you have any hobbies?
你有什么业余爱好？
What is happening over there?
那里发生什么事情？
Four days after setting out, while the Titanic was sailing across the icy water of the North Atlantic,
“泰坦尼克”起航后的第4天，它正行驶在北大西洋冰冷的海面上。