nǐ / bié / zài / guān / jiàn / shí / kè / fàn / shǎ / xiān / tīng / wǒ / bǎ / huà / shuō / wán

你别在关键时刻犯傻，先听我把话说完。

Don't do anything stupid at this crucial moment; listen to me before you act.