HSK 7-9
保密
bǎomì动
to keep sth confidential; to maintain secrecy
会议内容必须暂时保密。
Huì yì nèi róng bì xū zàn shí bǎo mì.
The content of the meeting must remain confidential for now.
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Other HSK words sharing a character
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Appears across levels (7-9) in the HSK 3.0 word list.