残留

HSK 7-9

cánliú

to remain; to linger

residual; remnant; residue

水中还有残留的化学物质。

shuǐ zhōng hái yǒu cánliú de huáxué wùzhī.

There are still chemical residues in the water.

他吃了一些，但还有一些残余的食物没吃完。

tā chī le yìxiē, dàn háishì yǒu yíxiē cán yú de shíwù méi wánchǎn.

He ate some, but there was still some leftover food that he didn't finish.