遇人不淑

yùrénbùshū
  1. (idiom) to be in a relationship with or marry a bad person
  2. (idiom) to associate with a bad person

CEDICT

  1. to associate with a bad person
  2. to be in a relationship with or marry a bad person

Wiktionary

女子误嫁了不好的丈夫，后亦用于遇到不适当的对象或合作伙伴

維基詞典

Entry Composition

1 遇 yù
  1. (bound form) to encounter; to happen upon; to meet unplanned
  2. (bound form) to treat; to receive
2 人 rén person; people

classifiers: 個, 位
3 不 bù
  1. no; not so
  2. (bound form) not; un-
4 淑 shū
  1. (bound form) (of women) gentle; kind; lovely; admirable
  2. (used in given names)
  3. Taiwan pr. shú