residue

详细解释:n. 残渣, 剩余, 余数
【化】 残基; 残渣; 残液; 釜液
【医】 残余, 剩余, 残渣, 残基
【经】 余款, (偿债纳税后的)剩余遗产

英语解释：

名词 residue:

matter that remains after something has been removedsomething left after other parts have been taken away同义词：remainder, balance, residual, residuum, rest