層出不窮

Layer; stratum; floor or story of a building; classifier for layers or stacked items; level; rank.

To go out or come out; to arise or occur; to produce or yield; to leave or depart; to give or pay; to appear or manifest.

Function word; no; not; un-; negative prefix; used to form questions or emphasize a statement; sometimes used for rhythm.

poor; destitute; to exhaust; to use up; thoroughly; extremely; remote; to investigate thoroughly