Pehameter
[化] pH计
🗣️ 情景例句
It's me, Grandpa.
是我， 爷爷。
Have you seen the doctor?
你看过医生了吗？
is to make your interests gradually wider and more impersonal,
就是逐渐使自己的兴趣更加广泛，逐渐摆脱个人狭小的圈子，