Examples
wǒ我yuán běn原本dǎ suàn打算hé和péng you朋友yì qǐ一起qù去yóu游lè yuán乐园，dàn但yǒu diǎn有点dān xīn担心tiān qì天气huì会biàn变chà差。
我原本打算和朋友一起去游乐园，但有点担心天气会变差。
I was thinking of going to the amusement park with my friends, but I was a bit worried that the weather would get worse.
我原本是不需要给花浇水的，我刚浇完就下雨了。
I need not have watered the flowers. Just after I finished it started raining.
州长最近的丑闻玷污了她原本完美无瑕的政绩。
The governor's recent scandal was a blight on her otherwise pristine track record.