Pcg
abbr. Phonocardiogram 心音图; （心脏）声电图
🗣️ 情景例句
But it is not polite to ask older people their age.
但问老人的年龄是不礼貌的。
We are beginning to be disliked by many people.
我们开始遭到许多人讨厌了。
The woman immediately behind the two cars happened to be a learner.
紧跟其后的一辆车上的司机碰巧是个初学者，