Meaning of chēng hu:
chēng hu
称呼
Verb
to call; to address as
Wǒmen yīnggāi rúhé chēnghu zhè wèi jiàoshòu?
我们应该如何称呼这位教授?
How should we address this professor?
Noun
form of address; appellation
Zhè zhǒng chēnghu hěn zhèngshì.
这种称呼很正式。
This form of address is very formal.