HSK 3
努力
nǔlì动形
to make an effort; to try hard; to strive; hard-working; conscientious
他每天努力练习汉语。
Tā měi tiān nǔ lì liàn xí hàn yǔ.
He works hard at practicing Chinese every day.
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New in the HSK 3.0 word list at level 3.