是提示妳可以清洗過濾網了，清洗之後重置壹下就好了。
filter
n.濾波器;濾光器;濾色鏡;[化] 過濾器
vi.過濾;透過;滲透
vt.過濾;濾除
例句：The best prevention for cholera is to boil or?filter?water, and eat only well-cooked?food.