HSK 7-9
胡乱
húluàn副
careless; reckless; casually; absent-mindedly
他胡乱修改数据导致报告失真。
Tā hú luàn xiū gǎi shù jù dǎo zhì bào gào shī zhēn.
His reckless changes to the data distorted the report.
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Appears across levels (7-9) in the HSK 3.0 word list.