HSK 6
有劲
yǒujìn动形
vigorous; energetic; interesting; amusing
这台老机器修好以后又有劲了。
Zhè tái lǎo jī qì xiū hǎo yǐ hòu yòu yǒu jìn le.
This old machine regained its power after being repaired.
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New in the HSK 3.0 word list at level 6.