HSK 7-9
津津有味
jīnjīn-yǒuwèiwith keen interest (idiom); with great pleasure; with gusto; eagerly
学生津津有味地读着小说。
Xué shēng jīn jīn yǒu wèi de dú zhe xiǎo shuō.
The student was reading the novel with keen interest.
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Appears across levels (7-9) in the HSK 3.0 word list.