feculence meaning in English

n.
1.污秽，混浊。
2.污物；渣滓。

If bath king has been used for a long time , there will be feculence on the switch panel . when clear it , cut off power at first to make sure power off . and then use dishcloth with a little neutral detergent to rub it till the feculence is removed
用户长期使用浴霸，开关面板沾有污渍，在清理这些污渍时，应先切断电源（零线和相线），并在确认没电的情况下，用沾有少量中性清洁剂的抹布擦试，待污渍擦去后，再用清洁干布擦干。
When rub them , if power off , dismantle them , and than use dishcloth with a little neutral detergent to rub them till the feculence is removed . then use clean dry cloth to rub it again . when they are dry ( cannot insolate or firing ) , install them again
清洁面罩、暖灯或照明灯时，在确认切断电源后，将暖灯、照明灯、面罩逐一拆下，用沾有少量中性清洁剂的抹布进行擦试，待污渍擦去后，用清洁干布进行擦拭，并在擦拭干净的灯体、面罩表面晾干后（不可曝晒或烘烤），再进行安装。