Pcg
abbr. Phonocardiogram 心音图; （心脏）声电图
🗣️ 情景例句
Leave nothing to chance.
做任何事情都要有把握。
My brothers must help with the house work at home.
我的兄弟在家里必须帮忙做家务。
Why? What's happening?
为什么？发生了什么事？