This is the 2982nd most frequent Chinese word.
竞选
To run for election.
In this sentence, "竞选" (run for election) is used as a noun, indicating an organized process or campaign.
他决定参加市长的竞选。
He decided to run for mayor.
Here, "竞选" refers to the act of campaigning or preparing to participate in an election.
她正在为学生会主席的竞选做准备。
She is preparing for the election for student council president.
In this context, "竞选" is used to describe the competitive process involved in selecting a chairman.