The noun 县 (xiàn) means 'county,' a unit of administrative division in China below the level of a city or prefecture. It is one of the oldest administrative units in Chinese governance. It is often combined with a place name, such as 某某县 (XX County).
我老家是一个很小的县,只有几万人。
Wǒ lǎojiā shì yī gè hěn xiǎo de xiàn, zhǐyǒu jǐ wàn rén.
My hometown is a very small county with only tens of thousands of people.
这个县以茶叶种植闻名全国。
Zhège xiàn yǐ cháyè zhòngzhí wénmíng quánguó.
This county is famous nationwide for its tea cultivation.
他被派到县里去当基层干部。
Tā bèi pài dào xiàn lǐ qù dāng jīcéng gànbù.
He was sent to the county to serve as a grassroots cadre.