HSK V7-9
Correct

巅峰

/ diānfēng / 
Strokes

Definition

summit/apex/pinnacle (of one's career etc)/peak (of a civilization etc)

Example

As a Noun
summit; peak; zenith
1
Zhè
这
shì
是
tā
他
shìyè
事业
diānfēng
巅峰
de
的
biāozhì
标志
  
。

This was the high-water mark of his career.

2
Zuòwéi
作为
zhíyè
职业
yùndòngyuán
运动员
  
,
tā
他
yǐ
已
guò
过
le
了
diānfēngqī
巅峰期
  
。

He is over the hill as a professional athlete.

3
Zhè
这
wèi
位
yìshù
艺术
jiā
家
yǐjīng
已经
jìnrù
进入
diānfēng
巅峰
zhuàngtài
状态
  
。

The artist has reached his peak condition.

4
Qùnián
去年
tā
他
de
的
shìyè
事业
dádào
达到
le
了
diānfēng
巅峰
  
。

His career peaked last year. / He reached the pinnacle of his career last year.

5
Zài
在
shìyè
事业
de
的
diānfēng
巅峰

at the peak of one's career; at the high noon of one's career