一顆老鼠屎壞了一鍋湯
simp一颗老鼠屎坏了一锅汤jat1 fo2 lou5 syu2 si2 waai6 liu5 jat1 wo1 tong1inferredyī kē lǎo shǔ shǐ huài le yī guō tāng
English
- lit. one pellet of rat feces spoiled the whole pot of soup (idiom)
- fig. one bad apple can spoil the whole bunch
Sources: cc-cedict, synthesized