HSK 6
分级
fēnjí动
to rank; to grade; to classify; rank
图书按照难度进行分级。
Tú shū àn zhào nán dù jìn xíng fēn jí.
The books are graded by difficulty.
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Other HSK words sharing a character
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New in the HSK 3.0 word list at level 6.