2、filtern.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
3、例句:The best prevention for cholera is to boil or filter water, and eat only well-cooked food.
2、filtern.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
3、例句:The best prevention for cholera is to boil or filter water, and eat only well-cooked food.