HSK 7-9
低调
dīdiào名形
low pitch; quiet (voice); subdued; low-key
他获奖后依然保持低调。
Tā huò jiǎng hòu yī rán bǎo chí dī diào.
He remained low-key after winning the award.
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Appears across levels (7-9) in the HSK 3.0 word list.