中饭

nǐ bù liú xià lai chī zhōng fàn ma

你不留下来吃中饭吗？

Won't you stay for lunch?

huò xǔ nǎ ge xīng qī tiān nǐ néng lái chī zhōng fàn ràng wǒ men hǎo hǎo de gǎn xiè nǐ

或许哪个星期天你能来吃中饭让我们好好地感谢你。

Maybe you'll come for lunch some Sunday, so we can really thank you.