Khoankerng pøfho
Khoankerng pøfho (環境保護 ; environmental protection ), kafnzhefng khoanpør (環保 ), si kørjiin, zocid kab zernghuo zanbin, ui taixzuxjieen kab jinlui hokcie laai pøfho zuxjieen khoankerng ee heng'uii.
Khoankerng pøfho (環境保護 ; environmental protection ), kafnzhefng khoanpør (環保 ), si kørjiin, zocid kab zernghuo zanbin, ui taixzuxjieen kab jinlui hokcie laai pøfho zuxjieen khoankerng ee heng'uii.