tā / píng / bái / wú / gù / de / bèi / lǎo / bǎn / pī / píng / le / yí / dùn / xīn / lǐ / shí / fēn / wěi / qū

他平白无故地被老板批评了一顿，心里十分委屈。

He was criticized by his boss for no reason and felt very wronged.