--turn off water first, then open up the 水龍頭 and check for the rubber water
stopper ring if it need to be replace
eg
圖片參考:
http://i.ehow.com/images/a00/3i/kq/fix-faucet-3.1-800X800.jpg
2010-05-14 22:49:08 補充:
--just check all the plasic (black colour) inside and bring the one need to replace to a hardware store and buy for a replacement