草草了事

  1. to rush through the work
  2. to get through a thing carelessly

“get through with something hastily; finish something roughly (or without due care)”

草草:形容草率、马虎;了:办完,结束。草率地把事情结束了。

Origin 明·朱国桢《涌幢小品·实录》:“陈文端请修正史,分各志二十八,务于详备,一志多至四五十万余言。未几,文端薨,各志草草了事。”

Example 虽说僧经道忏,吊祭供饭,络绎不绝,终是钱银吝啬,谁肯踊跃,不过~。(清·曹雪芹《红楼梦》第一百一十回)