yùdào chǎnpǐn tuīxiāo shí, kěyǐ shuō wǒ jīntiān xiān bù mǎi huò wǒ huíqù kǎolǜ yíxià

遇到产品推销时，可以说“我今天先不买”或“我回去考虑一下”。

When facing a sales pitch, you can say "I won't buy it today" or "I'll go back and think about it".