HSK 6
外甥
wàisheng名
sister's son; wife's sibling's son
姐姐的外甥今年刚上小学。
Jiě jie de wài sheng jīn nián gāng shàng xiǎo xué.
My older sister's nephew just started primary school this year.
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New in the HSK 3.0 word list at level 6.