应答

liú lì yìng dá

流利应答

reply fluently

bié rén jiào nǐ de shí hou nǐ yào yìng dá

别人叫你的时候你要应答。

You have to answer to your name.

wǒ qiāo le mén dàn shì wú rén yìng dá

我敲了门，但是无人应答。

I knocked on the door but nobody answered.