但是

tā xiǎng shuō dàn shì zuì zhōng méi yǒu shuō

他想说，但是最终没有说。

He wanted to say it, but didn't say finally.

shì qing suī xiǎo dàn shì duì wǒ hěn zhòng yào

事情虽小，但是对我很重要。

It's only a small thing, but very important for me.

tā nián líng xiǎo dàn shì hěn dǒng shì

他年龄小，但是很懂事。

He is young but quite sensible.

tā suī rán hěn néng gàn dàn shì bù néng jiě jué zhè ge wèn tí

他虽然很能干，但是不能解决这个问题。

He's an able man, but isn't able to solve the problem.

tā shuō yào lái de dàn shì gēn běn jiù méi yǒu lòu miàn

她说要来的，但是根本就没有露面。

She said she would come, yet she did not show up at all.

tā xiǎng shuì yī huì r dàn shì shuì bù zháo

她想睡一会儿，但是睡不着。

She wanted to have a nap, but could not sleep.