Pcg
abbr. Phonocardiogram 心音图; （心脏）声电图
🗣️ 情景例句
I'm glad to help.
我很乐意帮忙。
Happy is he who knows his follies in his youth.
记得青年时所做的愚笨事的人是幸福的。
Nice to meet you.
很高兴见到你。