他在选举中当选为市长。

Tā zài xuǎnjǔ zhōng dāngxuǎn wèi shìzhǎng.

He was elected as the mayor in the election.

这位科学家因其成就而当选为院士。

Zhè wèi kēxuéjiā yīn qí chéngjiù ér dāngxuǎn wèi yuànshì.

This scientist was elected as an academician for his achievements.

在新一届领导班子中，他再次当选为主席。

Zài xīn yī jiè lǐngdǎo bānzǐ zhōng, tā zàicì dāngxuǎn wèi zhǔxí.

In the new leadership team, he was re-elected as the chairman.