Lvf
[医][=left ventricular failure]左心室衰竭
🗣️ 情景例句
I have a book with photos of some homes in that area.
我有一本那个地区房子的照片。
Are there reserved seats on the train?
车上有预订座位吗？
There being no one to help me, I had to do it all alone.
因为没有人帮助我，我不得不独立完成这项工 作。