HSK 7-9
代言
dàiyán动
to be a spokesperson; to be an ambassador (for a brand); to endorse
她拒绝为不合格产品代言。
Tā jù jué wèi bù hé gé chǎn pǐn dài yán.
She refused to endorse an unqualified product.
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Appears across levels (7-9) in the HSK 3.0 word list.