陰晴圓缺 [阴－圆－]

Jyutping jam1 cing4 jyun4 kyut3
Pinyin yīn qíng yuán quē

Definitions (Wiktionary)
  1. phrase, idiomatic, of the Moon
    dim, bright, full or crescent; the various shapes of the Moon; (figurative) unpredictability of life; vicissitudes of life