Pon
abbr. [计]无源光网络（Passive Optical Network）；[医]副氧化脢；[石]粒状有机氮
🗣️ 情景例句
I hear it from my patients.
我是从我的病人那儿听到这些的。
My boyfriend is against me going too.
我的男朋友也反对我去。
He has an old head on young shoulders.
他年轻又有见识。