HSK 7-9
没完没了
méiwán-méiliǎowithout end; incessantly; on and on
楼上的装修声没完没了。
Lóushàng de zhuāngxiū shēng méiwánméiliǎo.
The renovation noise upstairs goes on and on.
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Appears across levels (7-9) in the HSK 3.0 word list.