Grass Valley (California)

Grass Valley sī Bí-kok California chiu Nevada kūn ê chi̍t ê chng-thâu (city). Tē-lí Tī pún só͘-chāi sì-ûi ê tē-hng ū Nevada City. Liân-kiat Koaⁿ-hong bāng-chām