He needs 51 percent to be reelected.

他需要51%的选票以再度当选。

《柯林斯英汉双解大词典》

Mr John is busy nursing his constituency and calculating how he can be reelected.

约翰先生正忙着同自己的选民保持密切的接触，盘算着怎样才能再次当选。

youdao

The members of the town school board should not be reelected because they are not concerned about promoting high-quality education in the arts in our local schools.

90市学校委员会成员不应该再次当选，因为他们不关心在我们地区学校促进艺术教育的质量。

youdao

Although, they do have a Democratic Governor, and a Democratic Governor who will be reelected this year.

NPR: Political Junkie: Democrats Duke It Out in Connecticut

President Obama managed to be reelected despite the absence of a compelling vision on these two important issues.

FORBES: Economy Must Be President Obama's Priority

Is he going to be presenting these issues, these things left undone, as second-term issues, reasons why he needs to be reelected?

WHITEHOUSE: Press Briefing