HSK 3
放心
fàngxīn动
to feel relieved; to feel reassured; to be at ease
你放心，我会照顾好孩子。
Nǐ fàng xīn, wǒ huì zhào gù hǎo hái zi.
Do not worry; I will take good care of the child.
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New in the HSK 3.0 word list at level 3.