理论

nǐ de yì jiàn lǐ lùn shang wǒ tóng yì dàn shí jì shang kǒng pà xíng bu tōng

你的意见，理论上我同意，但实际上恐怕行不通。

In theory, I agree with you, but I feel that your ideas would not work in practice.

tuō lí shí jì de lǐ lùn zài hǎo yě méi yòng

脱离实际的理论，再好也没用。

A theory divorced from practice is good for nothing.

zhè xiàng shǒu yì bù xū yào jīng shēn de lǐ lùn zhī shi

这项手艺不需要精深的理论知识。

This craft does not require deep theoretical knowledge.

tā zhèng zài qì tóu shang wǒ bù xiǎng zhǎo tā lǐ lùn

他正在气头上，我不想找他理论。

He's still angry at the moment. I don't want to argue with him.

wǒ yào hé tā lǐ lùn lǐ lùn

我要和他理论理论。

I have to argue this out with him.

nǐ zhǎo tā lǐ lùn qù bié guāng hé wǒ shuō

你找他理论去，别光和我说。

You ask him to reason, don't just talk to me.