Correct

话锋

/ huà fēng /
Strokes

Definition

topic under discussion/thread of discussion

Example

As a Noun

thread of discourse; topic of conversation

1
chángcháng
常常
zài
biéren
别人
tánlùn
谈论
mǒu
jiàn
shì
shí
  
,
rán
忽然
diàozhuǎn
调转
huàfēng
话锋
  
,
tán
谈起
háoxiānggān
毫不相干
de
shì
lái
  

When you are talking about something, he'd often go off at a tangent, talking about something completely irrelevant.

2
Huàfēng
话锋
zhuǎi

switch the conversation to another subject