Correct
鼎革
/ dǐnggé /
Strokes
Definition
change of dynasties/clear out the old, bring in the new
Example
As a Verb
abolish the old and introduce the new; change dynasty
1
Tiāndì
天地
dǐnggé
鼎革
succession of the old by the new
2
Dǐnggé
鼎革
shíqī
时期
time of dynastic change