签证 (qiānzhèng) means visa, the official document or endorsement permitting entry to a country. It can also be used as a verb meaning to issue or grant a visa. It is commonly used in immigration, travel, and legal contexts.
办签证需要准备很多材料。
Bàn qiānzhèng xūyào zhǔnbèi hěn duō cáiliào.
Applying for a visa requires preparing a lot of documents.
她的旅游签证下个月就到期了。
Tā de lǚyóu qiānzhèng xià gè yuè jiù dào qī le.
Her tourist visa expires next month.
他申请了工作签证,还在等结果。
Tā shēnqǐng le gōngzuò qiānzhèng, hái zài děng jiéguǒ.
He applied for a work visa and is still waiting for the result.