身份 (shēnfèn) means "identity" or "status." It is used to describe a person's social role, legal standing, or official capacity, such as citizenship or professional position.
请出示你的身份证件。
qǐng chūshì nǐ de shēnfèn zhèngjiàn.
Please show your identification documents.
她以记者的身份参加了那场新闻发布会。
tā yǐ jìzhě de shēnfèn cānjiā le nà chǎng xīnwén fābùhuì.
She attended the press conference in her capacity as a journalist.
在国外生活,身份问题总是让人头疼。
zài guówài shēnghuó, shēnfèn wèntí zǒngshì ràng rén tóuténg.
Living abroad, identity issues are always a headache.