T.b.
结核杆菌, 结核病, 肺结核
🗣️ 情景例句
I'll call you again later, OK?
我以后再打给你，好吗？
Truth is honest, truth is sure; Truth is strong and must endure.
真理不会骗人，切实无假；真理的力量强大，永存不垮。
You are never too old to learn.
活到老，学到老。