Pcg
abbr. Phonocardiogram 心音图; （心脏）声电图
🗣️ 情景例句
We had a cat when I was eight years old.
我八岁时养过一只猫。
So what?
你说呢？
Our last order arrived damaged because of the packaging.
上次叫的货因为包装太差送到后都损毁了。