HSK 7-9
揭发
jiēfā动
to expose; to bring to light; to disclose; revelation
员工实名揭发了违规行为。
Yuán gōng shí míng jiē fā le wéi guī xíng wéi.
The employee reported the violation under his real name.
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Appears across levels (7-9) in the HSK 3.0 word list.