HSK 7-9
经久不息
jīngjiǔ-bùxī(idiom) prolonged (applause, cheering etc)
夺冠消息传来欢呼经久不息。
Duó guàn xiāo xī chuán lái huān hū jīng jiǔ bù xī.
Cheers continued for a long time after news of the championship arrived.
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Appears across levels (7-9) in the HSK 3.0 word list.