Meaning of tán:
谈
surname Tan
Tán xiānsheng jīntiān lái bàifǎng wǒmen.
谈先生今天来拜访我们。
Mr. Tan visited us today.
to speak; to talk; to converse; to chat; to discuss
Wǒmen xūyào rènzhēn de tán yī tán zhège wèntí.
我们需要认真地谈一谈这个问题。
We need to seriously discuss this issue.
Wǒmen xūyào rènzhēn de tán yīxià.
我们需要认真地谈一下。
We need to have a serious talk.
Wǒmen kěyǐ zuò xiàlái tán tán ma?
我们可以坐下来谈谈吗?
Can we sit down and talk?
Tāmen zài gōngyuán lǐ zuò xià lái kāishǐ liáo tiān.
他们在公园里坐下来开始聊天。
They sat down in the park and started to chat.
Wǒmen xūyào tán yīxià zhège xiàngmù.
我们需要谈一下这个项目。
We need to discuss this project.